The menstrual cycle is a 21-35 day hormonal cycle during which estrogen and progesterone levels change to prepare the body for pregnancy. As hormones change throughout the month, you will ...

Abusers control through fear, intimidation, humiliation, and manipulation. The cycle of abuse describes a common four-part pattern that helps identify repeated behaviors within an abusive relationship ...

What Is a Menstrual Cycle Chart? Getting pregnant is all about timing. You want to make sure the conditions are right for egg and sperm to meet. Your menstrual cycle can give you clues about when ...

Thomas Malthus foretold, in his 1798 ‘Essay on the Principle of Population’, how our population would inevitably outgrow our food supply. Population would be naturally limited by plague, famine, and ...

Remember hitting puberty and suddenly finding yourself with sweaty palms around your crush? That wasn’t just teenage drama; it was your hormones kicking into high gear. During those years, your ...