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.