Just as the spaceship was traveling faster than light, you are traveling faster than snail-mail, so you beat some (or all) of your mailed selfies home. The day after your homecoming, the mail carrier delivers two of your pictures: one from the trip out, and a second from your trip back.
Ongoing research has shown that oral melatonin supplements can promote the dipping process. They can reduce nocturnal systolic blood pressure by about 6 mm/Hg, and diastolic pressure by 4 mm/Hg. Not surprisingly, the studies also indicate that melatonin improves sleep quality, which allows the body to relax more.
Increased Risk For High Blood Pressure. Because your stress hormone levels are high from lack of sleep, this puts you at a higher risk of developing high blood pressure, or hypertension. In fact, some studies have shown that a lack of sleep can affect your blood pressure within 24 hours. Over the long-term, this can lead to heart disease. So if youâre getting less than six hours of sleep per night, your chance of developing high blood pressure has greatly increased.