Paragraph EightRegular poor sleep can raise the risk of serious medical conditions like obesity, heart attack and diabetes — and can even shorten life expectancy. Adequate exposure to natural daylight is known to be crucial for governing the body’s c

Paragraph EightRegular poor sleep can raise the risk of serious medical conditions like obesity, heart attack and diabetes — and can even shorten life expectancy. Adequate exposure to natural daylight is known to be crucial for governing the body’s circadian rhythm - the built-in clock which dictates our sleeping and waking patterns.A key factor to improve one’s sleep and h_____.

health