With A-level exams starting in May and June 2026, the countdown is well and truly on. You have spent months revising, practising past papers, and refining your knowledge. But what you do in the final 12 hours before an exam can make a real difference to your performance. This guide covers exactly what to do the night before and on the morning of your A-level exams so you walk into that hall feeling calm, prepared, and ready.
Why the Night Before and Exam Morning Matter
Research consistently shows that sleep, nutrition, and mental preparation have a direct impact on cognitive performance. A well-rested brain recalls information faster, processes questions more accurately, and handles pressure better.
Yet many students spend the night before cramming until the early hours, skip breakfast, and arrive at the exam hall flustered. These habits actively work against you. The strategies below are designed to help you perform at your best when it counts most.
The Night Before: Your Evening Checklist
Finish Revision Early
Stop all active revision by 8pm at the latest. By this point, you either know the material or you do not. Last-minute cramming creates anxiety without meaningfully improving recall.
If you feel the urge to review something, limit yourself to a single sheet of summary notes or flashcards for no more than 15 minutes. Then put everything away.
For structured approaches to revision planning, see our guide on creating a revision timetable.
Pack Your Bag
Prepare everything you need the night before so there is zero rushing in the morning. Use this checklist:
| Item | Notes |
|---|---|
| Student ID / exam entry card | Required for identification |
| Black pens (at least two) | Spare in case one runs out |
| Pencils and eraser | For diagrams, graphs, multiple choice |
| Ruler | Essential for maths, sciences, geography |
| Calculator (if permitted) | Check it has fresh batteries |
| Clear pencil case | Most exam centres require see-through cases |
| Water bottle (clear, no label) | Stay hydrated during the exam |
| Watch (no smart features) | For time management if wall clocks are hard to see |
| Tissues | Allowed on the desk in most centres |
Double check your exam timetable. Confirm the exact start time, the venue, and which paper you are sitting. Mistakes here are more common than you might think.
Eat a Proper Evening Meal
Your brain needs fuel. Choose a balanced dinner that includes complex carbohydrates, lean protein, and vegetables. Good options include pasta with chicken and salad, rice with fish and vegetables, or a jacket potato with beans.
Avoid heavy, greasy foods that might cause discomfort overnight. Also steer clear of excessive sugar, which can disrupt your sleep.
Prepare Your Clothes
Lay out comfortable clothes. Exam halls can vary in temperature, so dressing in layers is a sensible approach. Comfort matters more than style; you will be sitting still for one to three hours.
Set Your Alarms
Set at least two alarms on different devices. If your phone is your primary alarm, plug it in and place it across the room so you have to physically get up to turn it off. Ask a family member or housemate to check you are awake as a backup.
Wind Down Properly
The goal is to be asleep by 10pm or 10:30pm at the latest. In the hour before bed:
- Avoid screens (phone, laptop, TV) as blue light suppresses melatonin production
- Take a warm shower or bath to lower your core body temperature, which promotes sleep
- Read something light and unrelated to your exams
- Try a breathing exercise: inhale for 4 seconds, hold for 7 seconds, exhale for 8 seconds
- Keep your bedroom cool, dark, and quiet
The Sleep Foundation recommends 8 to 10 hours of sleep for teenagers ↗. Even one night of poor sleep can reduce working memory and attention span, so prioritising rest is not optional.
What If You Cannot Sleep?
Do not panic. Lying in bed resting, even without falling asleep, still allows your body and brain to recover. Avoid checking the time repeatedly, as this increases stress. Focus on slow, deep breathing and remind yourself that one slightly disrupted night will not ruin your exam.
Exam Morning: A Step by Step Plan
Wake Up With Plenty of Time
Aim to be up at least two hours before your exam starts. This gives you time to eat, get ready, and travel without rushing. A calm, unhurried morning sets the tone for your entire exam experience.
Eat a Brain-Boosting Breakfast
Breakfast is non-negotiable on exam day. Your brain uses roughly 20% of your body's energy, and it needs glucose to function at its best.
Best breakfast options for exam day:
| Food | Why it works |
|---|---|
| Porridge with banana | Slow-release energy, potassium for focus |
| Scrambled eggs on wholemeal toast | Protein keeps you full, B vitamins support brain function |
| Greek yoghurt with berries and granola | Antioxidants, protein, and complex carbs |
| Wholegrain cereal with milk | Steady energy release over 2 to 3 hours |
Avoid sugary cereals, pastries, and energy drinks. These cause a sharp glucose spike followed by a crash, often mid-exam. Drink water and, if you normally have it, a small cup of tea or coffee. Do not introduce caffeine for the first time on exam day, as it may cause jitteriness.
Light Review Only
If you want to look at your notes, keep it to 10 minutes maximum. Glance at key formulae, dates, or definitions you want fresh in your mind. This is about activating recall, not learning new material.
Our guide on 10 proven revision techniques explains why active recall and spaced repetition work better than passive reading.
Get Moving
A 10 to 15 minute walk, some stretching, or light exercise boosts blood flow to the brain and reduces cortisol (the stress hormone). Even walking to the exam venue counts. If you are getting a lift, try to arrive early enough to walk around the building once.
Travel and Arrival
Plan to arrive at the venue 20 to 30 minutes before the exam starts. This gives you time to:
- Find your seat or waiting area
- Use the toilet
- Settle your nerves
- Read any last-minute instructions posted outside the hall
If you are using public transport, check for delays the night before and have a backup plan. Being late to an exam is one of the most stressful situations a student can face, and it is entirely avoidable with planning.
In the Waiting Area: Final Preparation
Manage Your Mindset
The 10 minutes before you enter the exam hall are crucial. Some students find it helpful to chat with friends; others prefer to be alone with their thoughts. Know which type you are and act accordingly.
If anxiety is rising, try the grounding technique: notice five things you can see, four you can touch, three you can hear, two you can smell, and one you can taste. This brings your focus back to the present moment.
For more strategies, read our full guide on managing exam anxiety.
Avoid Negative Conversations
If classmates are panicking about topics or saying "I haven't revised X at all," walk away. Their anxiety is not your anxiety. Protect your mental state in these final minutes.
Positive Affirmations
Replace negative thoughts with realistic, positive statements:
- "I have prepared for this and I am ready."
- "I will take it one question at a time."
- "I know more than I think I do."
The First Five Minutes in the Exam Hall
Once you are seated and the exam begins:
- Read the front page carefully. Check how many questions you need to answer, whether any are compulsory, and how marks are allocated.
- Plan your time. Divide the total time by the number of questions, leaving 5 to 10 minutes at the end for checking. Write your time plan in the margin.
- Start with your strongest question. This builds confidence and gets your brain into gear.
- Read each question twice. Misreading a question is one of the most common reasons students lose marks.
If your mind goes blank, take three slow breaths, move to another question, and come back later. The information is in there; sometimes it just needs a moment to surface.
Common Exam Day Mistakes to Avoid
| Mistake | Why it hurts | What to do instead |
|---|---|---|
| Cramming until 2am | Reduces sleep, impairs memory consolidation | Stop by 8pm, prioritise rest |
| Skipping breakfast | Brain lacks fuel, concentration drops mid-exam | Eat a balanced meal with slow-release energy |
| Arriving at the last minute | Increases panic, no time to settle | Arrive 20 to 30 minutes early |
| Drinking energy drinks | Sugar crash and caffeine jitters during the exam | Stick to water and normal caffeine intake |
| Discussing answers afterwards | Creates unnecessary anxiety about the next exam | Take a break, focus forward |
| Not reading the full paper first | Misses key instructions, poor time allocation | Spend the first 5 minutes reading and planning |
A Timeline for the Night Before and Exam Morning
Here is a sample schedule assuming a 9am exam start:
The night before:
- 6:00pm: Eat dinner
- 7:00pm: Final 15-minute review of summary notes (optional)
- 7:30pm: Pack bag using the checklist above
- 8:00pm: All revision materials put away
- 8:30pm: Shower or bath, lay out clothes
- 9:00pm: Wind down (read, listen to calm music, breathing exercises)
- 10:00pm: Lights out
Exam morning:
- 7:00am: Wake up
- 7:15am: Breakfast
- 7:45am: Get dressed, final bag check
- 8:00am: Light review (10 minutes maximum)
- 8:15am: Leave home
- 8:30am: Arrive at venue
- 8:50am: Seated and settled
- 9:00am: Exam begins
Adjust timings based on your travel distance and exam start time. The key principle is to build in buffer time at every stage.
After the Exam: What to Do Next
Once the exam finishes, resist the urge to dissect every answer with friends. This rarely makes you feel better and often increases worry.
Instead:
- Take a proper break (at least 30 minutes of something you enjoy)
- Eat a good meal or snack
- If you have another exam soon, do a light planning session for that subject
- If you have a gap, use our 10-week revision plan or six-week countdown guide to stay on track
Remember: one exam does not define your future. If things do not go as planned, there are always options, including retakes with expert support.
Frequently Asked Questions
How many hours should I sleep the night before an A-level exam?
Aim for 8 to 10 hours. Sleep is when your brain consolidates memories and processes information from revision. Even 7 hours is far better than 4 hours of cramming followed by broken sleep. The NHS Every Mind Matters programme ↗ emphasises that good sleep is one of the most effective stress management tools.
Should I revise on the morning of my exam?
Only if it genuinely calms you. Limit it to 10 minutes of reviewing summary notes, key formulae, or definitions. Do not attempt to learn anything new. If morning revision makes you more anxious, skip it entirely.
What should I eat for breakfast before an exam?
Choose slow-release carbohydrates paired with protein: porridge with banana, eggs on toast, or yoghurt with granola. Avoid sugary cereals and energy drinks, which cause energy crashes.
What happens if I arrive late to my A-level exam?
Most exam centres will allow late entry up to a certain point (often 30 minutes to 1 hour after the start), but you will not receive extra time. Arriving late also means starting in a heightened state of stress. Always plan to arrive at least 20 minutes early.
What if I have a panic attack during the exam?
Put your pen down. Focus on slow breathing (in for 4, hold for 7, out for 8). If needed, raise your hand and ask an invigilator for a brief break. You may be allowed to leave the room briefly under supervision. Exam centres have procedures for this, so do not be afraid to ask for help.
Can I bring snacks into the exam?
Policies vary by exam centre. Some allow small, quiet snacks (such as a cereal bar) in a clear bag. Check with your school or college beforehand. A clear water bottle is almost always permitted.
What if I did not sleep well the night before?
One night of poor sleep will not destroy your performance. Your adrenaline on exam day will help compensate. Focus on eating well, staying hydrated, and using the breathing techniques described above. Avoid telling yourself "I'm going to do badly because I didn't sleep," as this becomes a self-fulfilling prophecy.
Need Expert Support?
If you are worried about your upcoming exams or want personalised guidance on preparation strategies, experienced advisors can help. Whether you need support with revision planning, exam technique, or understanding your options after results day, professional advice makes a difference.
Make an enquiry to speak with a specialist advisor about your A-level exams.
Jonny Rowse
Education Editor
Jonny covers A-Level retakes, exam preparation, and university admissions across the UK. With years of experience in the education sector, he provides practical guidance for students and parents navigating the retake process.