An interesting article comparing three methods of reducing daytime sleepiness against a control group.
The setup was to test one countermeasure each week, in one test day a week, to see the effects of:
- usual sleep (control group)
- sleep extension (sleeping up to 90 minutes longer at night)
- afternoon nap (20 minutes sleep within 30 minute period)
- afternoon coffee (2 cups of coffee) Continue reading