Does broken up sleep count?
Does broken up sleep count? Bottom line: Interrupted nights don't give your body the restorative sleep it needs—and even brief wakenings will still disrupt natural sleep rhythm, says Sadeh. “Our study is the first to demonstrate seriously deleterious cognitive and emotional effects.”
How long is a power nap?
Power naps are quick, mid-day naps that typically last 10-30 minutes. Experts note 20 minutes is likely the best power nap duration. Taking a 20-minute power nap can help you feel reenergized, but it helps you avoid deep sleep that makes you groggy when you wake up.