Dihydrotestosterone, or DHT, is a natural metabolite of the male sex hormone testosterone. DHT occurs naturally in both men and women, since both genders have testosterone, although in sharply varying amounts.

Sebaceous glands are found over the entire body, either under hair follicles or under pores, and secrete an oil called sebum, which helps to keep skin moisturized and healthy. Sebum itself is a mixture of fat and dead cells that produced fat and is essential to prevent dry, cracking, itchy skin and for healthy hair.

Healthy and clean hair follicles are important for maintaining healthy hair and promoting hair growth. Without proper cleansing, buildup from styling products, oil and dead skin cells can accumulate on your scalp, causing flaking, a greasy appearance and slower hair growth.

Thin and sparse eyelashes can draw attention away from your gorgeous eyes. Luckily, topical treatments and good lifestyle choices can help your eyelashes grow back faster and fuller. In the meantime, you can use mascara to enhance the appearance of your lashes.

Like the hair on your head, eyelashes follow a growth rate pattern. If your eyelashes fall out or are damaged by mascara, plucking or dyeing, you have to wait for them to regrow. While the length and health of your eyelashes is determined by genetics, there are certain natural ways to make your eyelashes grow.

Lemon juice highlights are a natural way to lighten your hair color. By applying lemon juice directly onto the hair (or diluted with water for a less striking effect) and then sitting in the sun, your hair will get lighter. It's less expensive than salons and you don't have to worry about artificial chemicals.

Hairspray is a cosmetic product designed to hold hair in place. There are many different brands and formulations available, each containing a different blend of ingredients.

Lemons provide a natural way to add highlights to blonde and light brown heads everywhere, but there's so much more these yellow fruits can do. From ridding yourself of an oily scalp to smelling like fresh lemons after a rinse, lemons can do wonders for the health of your hair.

Excessive hair growth, called hirsutism, can cause enormous embarrassment to young girls. Hirsutism is most often caused by an excess of male hormones, called androgens. Hair often grows in more typical male hair growth patterns in hirsutism, with facial hair and body hair in atypical female patterns.

Although there are several methods to remove female mustache hair, waxing is the preferred method. Waxing removes facial hair for up to six weeks without the threat of embarrassing stubble or shadow. Additionally, the hair that grows back is often finer and thinner.

Whether coloring your hair yourself or going to a salon, you absolutely must bleach your hair if you want to dye it a lighter color. Bleaching agents do cause hair damage, even when professionally applied. Professionals, however, know what bleaching agent to use, how best to use it and how to minimize the damage.

Tea tree oil is extracted from the leaves of a tree species that is native to Australia. Despite its name, tea tree oil actually has no relationship to the tea we drink. Its antiseptic properties are used as a way to treat a variety of infections.