Bones might be the first thing that comes to mind when you think of calcium, but calcium performs other tasks in the body besides building strong bones. Calcium also helps transmit nerve impulses and regulate muscle contractions.

Splints are used to immobilize an extremity that has been injured. The injury can be a broken bone or a severe sprain. Splinting provides stabilization of the injury, some amount of pain relief and prevention of further injury.

Discover the stages and patterns of hair growth during puberty in both boys and girls. Learn about the factors that influence hair thickening, when to expect changes, and how to promote healthy hair development.

Fats and oils are essential to your health and many of your body's functions. The oils most important for brain, nerves and skin include the essential fatty acids, which are available in a variety of foods that include olive oil and avocados.

Work up to your situp by first flattening and strengthening your abdomen. Learn these situp-type exercises so you can engage your three abdominal muscle groups, gradually reshape your abdomen and accomplish a situp. Use a resistance band or even a robe belt for assistance in the beginning.

Cardiovascular health entails your heart and the intricate system of blood vessels that carry blood through your body known as the circulatory system. According to the American Heart Association, cardiovascular disease is the top killer in the United States.

When your body is in balance, it is said to be in homeostasis. If something becomes off, such as your blood pressure is too high or your body does not have enough fluid, your organs work to maintain balance.

The five-day detox diet plan is a short-term program that jump-starts an internal and external cleansing process, removing toxins from the body to promote optimal cell function.

Your menstrual cycle is a bodily process that is healthy and normal; unfortunately, it is not always painless. Cramps, bloating, headaches and muscle stiffness are just some of the possible side effects of menstruation. Regularly eating a balanced diet can greatly improve these symptoms.

Tea tree oil, which is an essential oil extracted from a small Australian tree of the same name, is used in many cosmetic and health applications. The oil is naturally nontoxic, antifungal and antibacterial, and is effective against many infections. Its properties make it a popular treatment for dandruff and head lice.

A callus is caused by frequent skin friction and is a lump of dead skin cells. It occurs as a bump and is common on feet, hands and fingers. Although it is usually not painful, it can be unsightly and uncomfortable.

The human hand is a picture of complexity and balance. The muscles that control the hand allow it to be strong and refined. Muscles that influence hand movement either originate on bones outside or inside the hand.