For centuries, childbirth’s pain was explained as punishment; more recently, as the evolutionary price of walking upright and ...

Each distinct part of the brain plays a different role in allowing humans to have thoughts and memories, move their arms and legs, sense smell, sight, hearing, touch, and taste, as well as maintain ...

Each breast has 15 to 20 sections, called lobes. They are arranged like the petals of a daisy. Each lobe has many smaller structures called lobules. These end in dozens of tiny bulbs that can produce ...

Anterior chamber. The front section of the eye's interior where aqueous humor flows in and out, providing nourishment to the eye. Aqueous humor. The clear watery fluid in the front of the eyeball.

Wendy Wisner is a journalist and international board certified lactation consultant (IBCLC). She has written about all things pregnancy, maternal/child health, parenting, and general health and ...