The white bulb at the end of your hair is essentially a bundle of protein, known as keratin. The role of the white bulb is to help the hair follicle root to the scalp, which then allows the hair to grow until it is shed.
The white oily waxy stuff is called sebum, from the Sebaceous gland. It helps lubricate and waterproof the hair. When you're overheated it also helps keeps moisture near your skin as opposed to dripping off with the rest of the water in your sweat.
Aging and Oxidative Stress: As we age, our hair loses pigment, leading to gray or white hair. The oldest part of the hair, the tips, are the most exposed to external oxidative stress like smoke and UV radiation, which can deplete melanin, causing the hair to turn white.
The white stuff on your hair is sebum, a natural oil produced by your body. It consists of wax, cholesterol and fatty acids and protects and moisturizes your skin and scalp.
Unfortunately you can't fix split ends once they appear - there's no way of encouraging the two parts of the split to reattach to each other. The only way you can 'fix' split ends is to ask your stylist for a trim, and they can cut off the damaged hair.
White Piedra. This is an infection of the hair shaft which is caused by a fungus variety known as Trichosporon, which is found in soil and dirty water. It is not considered to be wildly contagious but can spread within contaminated environments.
If the flakes are dandruff caused by dryness and product buildup, a dandruff shampoo should help. If a specific skin condition is responsible for the flakes in your hair, a healthcare provider can help you with a treatment plan.
A build-up of sebum can make the hair look greasy, dull and oily rather than looking healthy, shiny and voluminous. Then there's the risk of scalp and hair damage. The naturally occurring, dandruff-causing microbe Malassezia globosa is one organism that has evolved to live in sebum.
So, if you notice black hair roots, it's because your melanocytes have been producing melanin normally. Interestingly, melanin production can restart after a period of dormancy, which can lead to a strand of hair that's white or gray on the tip and black closer to the root.
Dandruff is a common condition that causes flaking of the skin on the scalp producing small, loose, gray or white flakes. These flakes are typically larger than what is seen with dry scalp. Scalp associated with dandruff is typically itchy, oily and scaly but not inflamed.
In some individuals, the change in color of pubic hair may occur around the age of fifty, but it can happen earlier or later, depending on individual genetic predispositions and lifestyle factors.
Analyzing hairs from fourteen volunteers and correlating what they saw with their stress diaries showed that while some gray definitely followed stressful times, some hairs regained their pigment when stress abated. So yes, stress can absolutely cause gray hair.
Typically, dead hair follicles lead to a smooth patch of bald skin on the scalp – it typically will not look like general hair thinning. Doctors and hair specialists can get a look at your hair follicles by using a microscope.
Traction alopecia is hair loss due to pulling hair into tight hairstyles, which causes it to break and come loose. Hairstyles associated with this condition include: tight buns or ponytails.
White pubic hair may result from simple aging, in which the skin produces less melanin as the body ages. However, some conditions, such as fungal infections, lice infestation, or vitiligo, may also result in white pubic hair.
If your hair naturally produces a lot of oil, then you might find you need to wash your hair every day. However, this isn't the case for most people, who should only need to wash their hair every 2 – 3 days - depending on the different factors listed below.
Scalp 101
Have you ever scratched your scalp and noticed white, waxy buildup under your nails? That's sebum mixed with dead skin cells. It's hard for shampoo alone to wash away your oily scalp issues. And issues like stress and weather can increase the scalp's sebum production, making you even oilier.
Sebum is an oil produced naturally by your skin, which maintains optimal skin barrier health and prevents surface dryness. Microscopic sebaceous glands (sometimes paired with hair follicles) produce sebum, a white, yellow, or clear fluid composed of fatty acids, wax, and squalene.
The white bulb at the end of your hair is essentially a bundle of protein, known as keratin. The role of the white bulb is to help the hair follicle root to the scalp, which then allows the hair to grow until it is shed.
Hair loss is closely associated with seborrheic dermatitis because increased sebum production can create irritation and inflammation on the scalp, which can cause intense itchiness. Scratching the scalp can damage hair follicles, which obstructs natural hair growth, causing hair to fall out.
Well, that depends. If you work out frequently, have an occupation that causes you to sweat profusely, possess an excessively oily scalp, or struggle with breakouts within your hair follicles, you may need to wash daily. Generally, it's best to leave at least a day between washes.
A damaged hair strand refers to a hair fiber that has lost its natural structure and strength due to various factors such as heat styling, chemical treatments, and environmental stressors. Damaged hair strands may appear dry, brittle, and dull, and can also have split ends and frizz.
For natural hair, stylists recommend about 12 weeks, or three months, between trims. This is because this type of hair generally grows more slowly than other types. If your hair is chemically relaxed or if you have thinner curls, you may need to visit the hairdressers closer to every 8 weeks.
What does a healthy hair strand look like versus split ends? Whether straight, wavy or curly, a healthy strand of hair is normally smooth-textured, shiny and has clean cut ends or tapered tips [2].