Sleep deprivation is rampant in the United States, to the extent that the Centers for Disease Control and Prevention (CDC) has declared it a national epidemic. Yet few people understand how skimping on sleep can profoundly affect their overall health….

One of the major hallmarks of aging in both men and women is a decline in reproductive capabilities, which in turn is driven by diminished levels of certain metabolic factors over time. One of the key factors associated with aging…