Now revised and updated this widely acclaimed book explains important aspects of the human body in an approachable and straightforward way for anyone aged 10 or over. The Growing Up section describes exactly what takes place in the body at the time of puberty The role of hormones is clearly explained, together with the changes as on food, exercise, hygiene, drugs and HIV. The Babies section traces the growth and development of a baby from conception to birth and during the first years of life. The effects of pregnancy on the mother’s body are also described in full, and there is a lot of useful practical information on how to help look after a baby.