Drug addiction
Written by:
Medically Reviewed by:
Last Updated:
October 13th, 2025
Did you know that drug addiction is one of the leading causes of death in the world? In fact, more people die every year from drug overdoses than car accidents. However, while drug abuse and addiction can cause huge damage, it’s important to know that there is help available if you are ready to make a change in your life. On this page, we will discuss everything you need to know about drug addiction, from its underlying causes to the signs and symptoms to look for in yourself and others. We will also explain the extent of the issue of drug addiction in the UK as well as possible treatment options.
Cocaine addiction
Cocaine blocks the brain’s neurons, causing dopamine levels to rise, which gives users elevated confidence. When people become addicted, their tolerance increases, thus causing destructive consequences for their health.
Heroin addiction
Heroin is perhaps the most dangerous drug on the planet. Heroin overdose is responsible for the deaths of thousands of people worldwide. It’s common for people to become addicted, even after one or two doses. Heroin addiction is extremely dangerous.
Ecstasy addiction
While dependence on MDMA is low in comparison to other class A drugs, MDMA addiction often happens to younger people, which increases their risk of developing physical and mental health problems.
Cannabis addiction
Although legalised in many countries, Cannabis is still illegal in the UK. Whilst it’s considered less addictive than other substances, it’s possible for people to become emotionally dependent on the high, leading to addiction.
Crack cocaine addiction
Crack Cocaine is the ‘rock’ form of Cocaine and is inhaled to give an immediate high. The more someone uses Crack, the higher their tolerance grows. An addiction to Crack Cocaine endangers a person’s mental and physical health.
Prescription drug
Although medical professionals prescribe prescription drugs to combat illness, they don’t come without the risk of addiction. As this may be the most difficult one to spot, it is absolutely essential to know and understand the symptoms early.
Amphetamine addiction
Amphetamines are substances that can be obtained both legally and illegally. With a high potential for addiction, it is vital that those who are abusing amphetamines look out for the signs to determine whether they require addiction treatment.
Ketamine addiction
Ketamine is a drug first manufactured in the 1960s, regularly used as an anaesthetic in hospitals. Since then, it has started to be illegally distributed, with illicit abuse of the substance resulting in a high potential for addiction.
Monkey dust addiction
In 2018, UK tabloid newspapers began reporting the widespread use of a drug in Stoke on Trent that had turned people in the US into face-eating zombies. That drug was monkey dust.
What is drug addiction?
Drug addiction is a condition that develops when a person uses drugs to the point where they become reliant on them and have a compulsive need to take them despite negative consequences. This can happen after using drugs for a short period of time, or it can happen after years of drug abuse. Drug addiction is a chronic and progressive condition, which means that it gets worse over time.
There are a number of factors that can contribute to drug addiction. These include genetics, mental health problems, trauma and environment. If you have a family member who is addicted to drugs or you were exposed to drug abuse at an early age, you are more likely to develop an addiction. This is why drug abuse and addiction are often seen to “run in families”. Mental health problems and traumatic experiences can also increase your risk of drug addiction, as you may turn to drugs in order to self-medicate or cope with the trauma. This often results in a vicious cycle of drug abuse and mental health symptoms because the drug use only exacerbates the underlying problems.
How common is drug addiction in the UK?
It can be hard to get a true idea of the scale of drug addiction in the UK because many people who struggle with drug addiction do not seek help. However, there were two-hundred and seventy thousand people in contact with drug treatment services between April 2019 and March 2020. If you consider that the vast majority of drug users will not be in contact with drug treatment services, it is likely that the true number of people suffering from drug addiction in the UK is actually much higher. The economic impact of drug abuse on the UK is also enormous. According to recent research carried out by the government’s chief drug policy advisor Dame Carol Black, illicit drug use costs the country almost £20 billion a year. This results in funding being diverted away from other important areas such as education, health and housing which all have a knock-on effect on people’s lives and wellbeing.
What are the health impacts of drugs?
There are a variety of drugs that can cause addiction. These include cannabis, methamphetamine, cocaine, opioids and various prescription drugs. Each of these drugs has its own unique effects, but all of them can lead to addiction if they are abused or used excessively on a regular basis. Depending on the type of substance, drug addiction can have a range of short-term and long-term effects. These effects can be physical, mental or emotional and you can experience them from the very first time you take the drug. Short-term effects of drug addiction include things like impaired judgement, slurred speech, drowsiness, hyper aggression, paranoia, nausea and extreme dehydration. Long-term effects of drug addiction include organ damage, memory problems, mental health issues, increased risk of stroke and heart attack, and potentially even death.
Signs of drug addiction in yourself
Addiction can be difficult to spot because it is very sneaky and is often able to convince a person and those around them that there is no issue. In order to get help as soon as possible, however, it is first crucial that you are able to identify and accept that you have a drug addiction. To help you see through the web of deception that addiction weaves, here are some signs of drug addiction to look out for:
- Spending a lot of time obtaining, using or recovering from drugs
- Trying to cut down or stop using drugs but being unsuccessful
- Giving up important activities in order to use drugs
- Using drugs despite them causing problems in your life
- Continuing to use the drug despite physical or mental health problems
- Developing a high tolerance to drugs and needing to use more to maintain a satisfying effect
- Experiencing withdrawal symptoms when not using drugs
- Lying to friends and family about your drug use
If you recognise any of these signs or symptoms in yourself, then you may need treatment for drug addiction. Get in touch with us today and our team of addiction treatment experts can discuss your situation and the help available.
Signs of drug addiction to look for in others
It is also very important to know how to spot drug addiction in others. This can be very difficult because addiction is adept at staying well-hidden and manifests itself differently in different people. However, here are some of the signs to look for in your loved ones:
- Changes in mood or behaviour
- Changes in appearance
- Neglecting responsibilities
- Financial problems
- Relationship difficulties
- Secretive or suspicious behaviour
If you are concerned that someone close to you is addicted to drugs, then the best thing to do is talk to them about your concerns. It is important to note that these potential symptoms could also be signs of other mental health problems such as depression or anxiety, so if you are unsure, seek professional advice here. While trying to help a loved one with an addiction, it is crucial that you don’t enable their drug-taking behaviour. For example, if you know that money you give them is going to be spent on drugs, don’t give it to them even if this impacts your relationship.
Can drug addiction be cured?
While addiction cannot be “cured” in the traditional sense of the word, there are many fantastic treatment options available that can help you identify the underlying causes of your addiction and create new drug-free coping mechanisms. UKAT provides comprehensive drug rehab programmes that have already helped hundreds of people make a fresh start in life and achieve long-term recovery from drug addiction. To find out more about the options available to you, get in touch with our supportive admissions team.
What is the next step?
If you or someone you know is suffering from drug addiction, the best course of action is to seek professional help as soon as possible. Drug addiction can quickly take over your life and cause immense damage to your health, relationships and finances. There are a number of resources available to help those struggling with drug addiction, so do not hesitate to reach out for help.
Myths about drug addiction
There are a number of myths about drug addiction that can make it difficult for people to seek help. Some of these myths include:
Drug addiction is a choice…
It is a condition that causes a compulsive need to take drugs, making it incredibly difficult to stop.
Drug addicts are weak people…
Addiction has nothing to do with individual strengths or weaknesses. In fact, the mental strength required to overcome addiction shows that people with addictions are often incredibly strong.
Only bad people get addicted…
Drug addiction is a condition that does not discriminate based on age, gender, race, religion or background.
Drug abuse and drug addiction are the same…
Drug abuse is not the same as drug addiction. It is possible to abuse drugs without being addicted to them but they can still have the same damaging effects on your life.
Frequently Asked Questions
Written by:
Medically Reviewed by:
Last Updated:
October 13th, 2025
Drug addiction
What is a drug addiction?
We have all heard of drug addiction, yet if you were asked to explain exactly what it means, the answer might not come so easily. Most people would point to someone who cannot stop taking a substance, but that is only scratching the surface.
A drug addiction is a state where the pull of a drug begins to override choice, slipping from casual use into something that feels necessary just to get through the day. The body can adapt to the presence of the drug, creating tolerance where higher amounts are needed for the same effect.
Alongside this, the mind can start to cling to the relief, escape or rush that the drug brings, until life without it feels almost unbearable. What makes this so difficult is that people often realise the harm long before they are able to stop, leading to a cycle of use that carries guilt, frustration and despair.
For those watching a loved one go through this, it can be painful to see how powerful the hold becomes. For those living it, the battle is not about weakness or lack of willpower but about trying to fight something that has taken root in both body and mind.
Are there different types of drug addictions?
When most people picture drug addiction, they imagine the stereotypical signs we have seen on television or perhaps even witnessed in real life. This usually means someone who shakes, sweats or lashes out when they cannot get hold of the drug. These are the hallmarks of a physical addiction, where the body has become so used to the substance that removing it suddenly creates withdrawal symptoms.
- Opiates like heroin are a clear example, as stopping use often brings severe pain, nausea and overwhelming cravings.
- Alcohol falls into the same category, with withdrawal carrying serious risks if not handled carefully.
The common thread is that the body has adapted to the constant presence of the drug, and taking it away feels like tearing out something it now believes is essential.
Not every addiction looks like this, however, with some drugs not producing such intense physical symptoms but instead creating a pull that is mainly psychological.
- Cocaine is a prime example, as the withdrawal may not involve physical issues but instead a mind that refuses to settle without the high.
- Cannabis often sits in this group as well, where irritability and disrupted sleep point to the way the brain leans on the drug for relief.
- Even substances that do cause some physical discomfort can be just as damaging when the real trap is in the psychological grip they hold.
In these cases, it is the craving for the mental escape or reward that keeps people coming back, not the fear of physical sickness.
Drug usage in the UK
It’s essential to examine closely the substances being used in the UK and the number of people using them. This does not mean that everyone who takes a drug will develop an addiction, but the first step toward addiction always begins with use. Once we understand the scale of consumption, we can see the potential scope of the problem that could follow.
In 2023, around 8.8% of adults reported using an illicit drug, which equates to almost three million people. Cannabis was by far the most common drug, used by about 6.8% of adults, while powder cocaine, MDMA and hallucinogens each hovered around the 1-3% mark. These figures show that while cannabis leads in terms of volume, harder substances are far from absent.
When broken down further, younger adults between 16 and 24 are significantly more likely to use drugs than older groups, with usage more than double the rate of those aged 25 to 59.
Frequent use, which means taking drugs more than once a month, was recorded at around 1.8% of adults, amounting to over 600,000 people. This group is smaller in number but represents a higher risk of slipping into patterns of dependency.
Common Drug Addictions
Drug treatment statistics in the UK
So now we know how many people are using drugs in the UK, the next step is to see how many of those people have reached the stage of needing treatment. By putting usage data alongside treatment figures, we start to see a clearer picture of addiction in the country.
It is worth remembering that not everyone who struggles with addiction will ever enter drug addiction treatment, so these figures only represent a fraction of the full scale.
- In 2023–24, over 310,000 adults were in contact with drug and alcohol services in England.
- Nearly half of these were seeking help for opiate addiction, which continues to dominate the treatment landscape.
- Alcohol-only cases were the next largest group, making up about 30% of all patients.
- Non-opiate drugs such as cannabis and powder cocaine also made up significant portions of people entering treatment
These numbers underline that while heroin and alcohol remain at the heart of treatment demand, other drugs are steadily pulling people into services as well.
Societal impact of drug addiction in the UK
Drug addiction does not stop at the individual but spreads its impact across the whole country. The cost of illegal drugs to society is estimated at around £20 billion a year, a figure that includes the strain on healthcare, policing and wider community services. At the same time, the human cost can be seen most starkly in the rising number of drug-related deaths.
- In 2023, there were more than 5,400 registered drug-poisoning deaths in England and Wales, the highest on record.
- Opiates were involved in almost half of these deaths, while cocaine deaths rose sharply with over a thousand recorded.
- The North East carried the heaviest burden, with rates almost three times higher than London.
- Alcohol also remains a major cause of loss, with nearly 8,000 alcohol-specific deaths in England alone during 2022.
When we put all of this together, the figures show a country that is dealing with a heavy and ongoing toll, both in financial terms and in lives lost.
How can I spot the signs of drug addiction?
Spotting the signs of drug addiction matters because the earlier they are recognised, the sooner something can be done. The challenge is that in the early stages, signs are often easier to cover up. People can disguise habits behind routines, excuses or even humour, which makes it harder for others to notice what is really happening.
That is why educating yourself on what to look out for is one of the best ways to cut through the uncertainty.
- Shifts in weight that do not seem connected to lifestyle changes
- Eyes that look different, whether through redness or unusual pupil size
- Nosebleeds or constant sniffing without a clear explanation
- Declining self-care or an appearance that looks less maintained
- Injuries that are brushed off but keep reappearing
- Ongoing complaints of illness with no medical reason given
- Sudden mood changes that do not fit the situation
- Anxiety or paranoia that feels new or out of character
- Losing interest in hobbies or passions that once mattered
- Struggling to focus, remember details or keep attention steady
- Irritability that appears whenever access to the drug is cut off
- Refusing to talk about use or becoming defensive when asked
- Pulling away from family or long-term friends without explanation
- Missing work, school or commitments with vague reasons
- Money running short often, sometimes with requests to borrow
- Secretive behaviour that raises suspicion about what is being hidden
- Forming new groups of friends while distancing from old ones
- Taking risks that would once have been avoided, even illegal activity
If you notice these signs in yourself, it is worth pausing to reflect on your relationship with the drugs you are using. That reflection can be uncomfortable, yet it has the power to give you real clarity. In the next section, you will find a questionnaire designed to help you look more closely at where you stand.
Do I have a drug addiction?
One of the hardest parts of dealing with drug use is working out whether it has crossed the line into addiction. The truth is that addiction can cloud judgment and make it difficult to be honest with yourself. What starts as something social or experimental can gradually tighten its grip until you only notice once it is already controlling parts of your life. This is why it is important to pause and check in with yourself, even if it feels uncomfortable. A few honest answers can give you clarity on whether your relationship with drugs is heading into dangerous territory.
Ask yourself the following questions:
- Do you find yourself using drugs more often than you originally intended?
- Have you tried to cut down or stop but found it difficult to follow through?
- Do you experience withdrawal symptoms such as anxiety, restlessness or physical discomfort when you stop using?
- Is your drug use affecting work, school or your responsibilities at home?
- Have friends or family expressed concern about your drug use?
- Do you spend a lot of time thinking about, obtaining or recovering from drugs?
If you answered “yes” to any of these, it could be a sign that drug use is becoming something more serious. This is not about labelling yourself but about shining a light on an area of your life that may need attention. Taking the step to acknowledge these patterns is often the beginning of finding a healthier way forward.
Where can I find help for a drug addiction?
If you or someone close to you is dealing with drug addiction, the weight of it can feel overwhelming. It often seems like you are carrying the burden alone, but support is closer than you might think.
At UKAT, we offer dedicated treatment programmes designed to help people facing a wide range of drug addictions. Our centres bring together experienced professionals who understand both the physical and psychological sides of addiction, guiding you through every stage of recovery.
Drug detox, therapy, structure and aftercare all play a part in creating an environment where lasting change becomes possible. What makes the difference is not just entering treatment but knowing you have a team who will stand with you long after the first step has been taken.
Reaching out may feel daunting, yet it can also be the moment you begin to take your life back. If you are ready, UKAT is here.
Frequently Asked Questions
(Click here to see works cited)
- Office for Health Improvement & Disparities. “Adult Substance Misuse Treatment Statistics 2023 to 2024: Report.” GOV.UK, 28 Nov. 2024, www.gov.uk/government/statistics/substance-misuse-treatment-for-adults-statistics-2023-to-2024/adult-substance-misuse-treatment-statistics-2023-to-2024-report.
- Office for Health Improvement & Disparities. “Adult Substance Misuse Treatment Statistics 2023 to 2024: Report.” GOV.UK, 28 Nov. 2024, www.gov.uk/government/statistics/substance-misuse-treatment-for-adults-statistics-2023-to-2024/adult-substance-misuse-treatment-statistics-2023-to-2024-report.
- Committee of Public Accounts. “Reducing the Harm from Illegal Drugs – Committee of Public Accounts.” Parliament.uk, 9 Feb. 2024, publications.parliament.uk/pa/cm5804/cmselect/cmpubacc/72/report.html.
- Office for National Statistics. “Deaths Related to Drug Poisoning in England and Wales.” Ons.gov.uk, Office for National Statistics, 23 Oct. 2024, www.ons.gov.uk/peoplepopulationandcommunity/birthsdeathsandmarriages/deaths/bulletins/deathsrelatedtodrugpoisoninginenglandandwales/2023registrations.
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