Choose exam board for KS4 Computer Science (GCSE)
Choose exam board for KS4 English
Choose exam board for KS4 French
Choose exam board for KS4 Geography
Choose exam board for KS4 German
Choose exam board for KS4 History
Choose tier for KS4 Maths
Choose exam board for KS4 Music
Choose exam board for KS4 Physical education (GCSE)
Choose exam board for KS4 Religious education (GCSE)
Choose exam board for KS4 Spanish

      Recreational drug use: depressants

      Lesson details

      Learning outcome

      You can explain the effects of alcohol on the body in both the short and long term.

      Key learning points

      1. Medicines are drugs that people take when they are ill.
      2. People consume other drugs for recreation, including caffeine, nicotine and alcohol.
      3. Recreational drugs can be classified as depressants or stimulants.
      4. Depressants slow down thinking and reaction times.
      5. Alcohol is a legal depressant, but long-term alcohol use can damage the brain and liver.

      Keywords

      • Drug - A drug is a medicine or other substances that has a physiological effect when introduced into the body.

      • Recreation - Something that is done for fun is recreational.

      • Legal - If something is legal it is allowed by the law.

      • Illegal - If something is illegal it is not allowed by the law.

      • Depressant - A depressant slows down the messages sent from the brain to the nerves.

      Common misconception

      Because alcohol is legal it isn't as harmful as other drugs.

      Alcohol is related to many lifestyle diseases. The WHO estimated 5 % of all deaths are related to alcohol.

      Teacher tip

      Discuss each one of the diseases associated with alcohol. Explain that alcohol can cross the placenta to the unborn foetus which is what causes foetal alcohol syndrome.

      Content guidance

      Depiction or discussion of sensitive content

      Depiction or discussion of sensitive content

      Supervision

      Adult supervision recommended

      Licence

      This content is © Oak National Academy Limited (2026), licensed on Open Government Licence version 3.0
      except where otherwise stated. See Oak's terms & conditions
      (Collection 2).

      Lesson video

      Loading...

      Prior knowledge starter quiz

      6 Questions

      Q1.
      Which of these could increase your risk of high blood pressure?

      Correct answer: eating too much salt
      drinking water
      exercising regularly
      Correct answer: obesity

      Q2.
      True or false? Chemicals that are harmful to a pregnant mother cannot affect the foetus.

      true
      Correct answer: false

      Q3.
      Which of the following drugs is found in cigarettes?

      Correct answer: nicotine
      carbon dioxide
      caffeine
      alcohol

      Q4.
      When the blood vessels in a person’s brain become blocked they can have a ...

      Correct Answer: Stroke

      Q5.
      Match up the key term to the definition.

      Correct Answer:risk,something that increases the chance of something harmful happening
      Correct Answer:lifestyle disease,non-infectious disease; can be a greater risk with lifestyle choice
      Correct Answer:infectious disease,disease caused by a pathogen that can be passed from person to person

      Q6.
      Antibiotics are a type of drug that are used to treat which type of pathogen?

      Correct answer: bacteria
      fungi
      virus

      6 Questions

      Q1.
      Match the type of drug to the definition.

      Correct Answer:medicinal,a drug used to treat a disease
      Correct Answer:recreational,a drug used for enjoyment

      Q2.
      Which of these drugs are stimulants?

      alcohol
      Correct answer: cocaine
      GHB
      Correct answer: caffeine

      Q3.
      True or false? A depressant can speed up the messages between the brain and the rest of the body.

      true
      Correct answer: false

      Q4.
      Which of these diseases have a link to alcohol abuse?

      asthma
      Correct answer: bowel cancer
      COPD
      Correct answer: liver cirrhosis

      Q5.
      The drug is found in vapes and cigarettes.

      Correct Answer: nicotine

      Q6.
      Which answer best describes why someone shouldn’t drink and drive?

      Jun: Alcohol can cause liver cirrhosis.
      Correct answer: Andeep: Alcohol is a depressant and slows down a person’s reactions.
      Izzy: You can’t drink alcohol until you’re 18.
      Alex: Alcohol is a stimulant and can make people jumpy.

      To help you plan your 9 science lesson on: Recreational drug use: depressants, download all teaching resources for free and adapt to suit your pupils' needs...