Relaxers change the appearance of hair by altering its chemical makeup. During the relaxing process, the chemical bonds of the hair are broken then reformed into a straight, relaxed pattern.

Aussie shampoo is a popular hair product, but consumers should be aware that some ingredients in Aussie hair shampoo contain what may be considered harmful or toxic components, states the Natural Skincare Authority. While some of the contents of the shampoo created by Procter & Gamble are common, others are not.

Ear hair keeps out harmful bacteria and cuts down on ear infections. However, as men and women age, ear hair can grow longer and be more noticeable. Inner ear hair should be trimmed and not removed; however, outer ear hair can safely be removed and prevented.

Scratches are superficial wounds on the surface of the skin. While scratches are generally mild wounds that don't cause long-term damage to the skin, allowing your scratches to become infected prolongs the healing process and increases your risk for scarring.

Alopecia areata is a condition in which an autoimmune response causes hair loss. About 2 percent of Americans have some form of the disease, according to the National Alopecia Areata Foundation.

Laser hair removal isn't a permanent solution for unwanted hair, so you'll eventually experience hair growth after a procedure. This is largely due to the fact that this method of hair removal only forces the follicles into a prolonged dormancy. It doesn't remove the follicle from the skin.

While perms can give flat hair body and movement, they also may leave it in need of some extra attention. Perms use chemicals to alter the shape of your hair; it might start with a smooth appearance, but will start to show signs of damage as your hair grows out.

Many women desire larger, fuller breasts, but surgical breast enhancement techniques can be painful or prohibitively expensive. Fortunately, several natural techniques can increase breast size. Although these methods vary in their safety and effectiveness, they are all inexpensive and available without a prescription.

Rashes, acne, boils or abscesses on the scalp can be alarming and painful--scalp skin is sensitive, usually protected by the hair above it. These conditions may be caused by ingredients in shampoos due to overuse, improper rinsing or an allergic reaction.

Many people cover up their gray hair with color, but gray can be gorgeous -- it just needs a little special care. Because gray hair is naturally thicker and coarser than other shades of hair, it may need more intensive or longer-lasting treatment to get the same results you got from products in your pre-gray days.

Heart disease is the leading cause of death in the United States, with 50 percent of those deaths men and 50 percent women, according to the Centers for Disease Control and Prevention website.

No matter how good commercial hair dye makes you look, it still contains chemicals your body doesn't need. Dye also tends to produce more intense colors than you may want. Herbs are both gentler on your hair and produce a softer, more natural tint.