Sleep Science, Part 8: Naps, Shift Work and Jet Lag
Not everyone can sleep at night on a fixed schedule. Here is how to nap smartly, cope with shift work and reset your body clock after long flights.
Sleep Science, Part 7: Snoring and Sleep Apnoea
Snoring is common, but loud snoring with gasps or pauses in breathing can signal sleep apnoea. Here are the warning signs, the risks and how it is diagnosed and treated.
Sleep Science, Part 6: Insomnia, Why It Happens and What Helps
Lying awake night after night is exhausting. Here is what insomnia is, why it happens, and the evidence-based approaches, especially CBT-I, that help many people sleep again.
Sleep Science, Part 5: Screens, Light and Melatonin
Is your phone really ruining your sleep? Here is how light affects melatonin and your body clock, what screens actually do, and what to know about melatonin supplements.
Sleep Science, Part 4: How Caffeine, Alcohol and Food Affect Your Sleep
That afternoon coffee or evening drink may be costing you good sleep. Here is how caffeine, alcohol and food affect your sleep, and simple timing rules that help.
Sleep Science, Part 3: Better Sleep Habits That Actually Work
Good sleep often comes down to simple daily habits. Here are science-backed ways to set your body clock, prepare your bedroom and wind down for a better night.
Sleep Science, Part 2: How Much Sleep Do You Really Need?
Is seven hours enough? Do teenagers really need more? Here are expert sleep recommendations for every age and the warning signs that you are running short.
Sleep Science, Part 1: How Sleep Works
We spend about a third of our lives asleep. Here is what actually happens during sleep, from your body clock and sleep pressure to deep sleep, dreams and 90-minute cycles.