Most butterflies live for only a few days nor weeks. But postman butterflies live for up to 9 months because they feed on pollen as well as nectar. Pollen is rich in nutrients, especially proteins.
Aging erodes men's ability to sleep well
Aging erodes men's ability to sleep well Men's ability to slee through the night begins to
evaporate at the tender age of 25 and, by 45, most men have
entirely lost the ability to slip into a deep sleep, according to
new research. This nocturnal restlessness may explain, at least in
part, middle-age bulge. That is because growth hormones are
secreted only during deep sleep and their deficiency is related to
obesity, loss of muscle mass and reduced exercise
capacity. AUGUST 16, 2000
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