The Truth Behind How Frequently You Should Wash Your Hair


The discovery of a cancer-causing chemical in certain dry shampoos may have prompted you to reconsider your hair care regimen. However, there is no universal answer to the question of how frequently one should cleanse their hair or what they can do to maintain it on non-washing days, according to experts.

“Some people simply believe that they must wash their hair daily or they will develop extremely greasy hair,” said Dr. Anthony Rossi, a fellow of the American Academy of Dermatology Association and an assistant attending dermatologist at Memorial Sloan Kettering Cancer Center in New York City. “Should they venture to examine themselves, they might discover that their hair and scalp are not in fact greasy.” Conversely, they might develop an intolerance to going too long or too infrequently due to the sensation of excessive oiliness on their scalp.

The frequency of hair cleansing is contingent upon several variables, such as the type and style of hair, the tendency of the scalp to become viscous, and the level of physical activity.

“It’s sort of a personal endeavor,” Rossi said. Washing too often can dry and dull hair, while the oil buildup from not washing enough can also lead to odor and flakes.

Here’s how to figure out what works for you.

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When to cleanse

In general, Rossi advises his patients to perform hair washing activities once or twice per week. However, in the case of chemical treatments that induce drier hair, such as relaxers, bleach, or perms, you may wish to reduce the frequency of your weekly hair cleanse to prevent breakage, brittleness, or split ends, he advised.

You may need to cleanse your scalp as frequently as once per day if it is extremely viscous, according to the website of the American Academy of Dermatology Association. Your age may also be a factor.

“As a result of the increase in hormones that occurs during puberty, the oil glands may enlarge. “It is a cause of acne in adolescents,” Rossi explained. During adolescence, children may develop more moist scalps; therefore, it may be beneficial to cleanse their hair more frequently, he added.

Age reduces the amount of oil produced by the epidermis, per the association

Curly or coily hair may increase the likelihood that it will break or become brittle, according to the association. According to the organization, dense, curly hair does not typically require daily or even weekly washing, as doing so can worsen the condition.

It should be washed every two to three weeks, however, to maintain a clean and healthy cranium and hair.

Interval activities between washing

Maintaining healthy hair and epidermis is not limited to the shower. Certain actions can be taken between treatments to preserve its appearance and hygiene while also protecting it from damage.

Simplifying matters, I believe that cranium hygiene is vital. “Beyond beard hygiene, it is equally important to maintain the skin beneath the beard,” Rossi explained. “Attend to it by combing your hair.” This facilitates the release of decaying epidermis cells and debris. You should moisten it whenever possible.

“At the very least, massaging the skin of your scalp will assist in removing debris.” “Therefore, it is not required to be washed with shampoo, but maintaining cleanliness is certainly beneficial,” Rossi further explained. Additionally, one may apply scalp lubricants and leave-in conditioners, which provide nourishment and hydration to the scalp.

Rossi stated that if you perspire frequently due to exercise, you do not need to cleanse your hair after every workout unless your hair or scalp develops an unpleasant odor or an overgrowth of bacteria develops. It can be rinsed with water if desired.

Although the majority of dry cleansers are considered harmless for hair, Rossi advises against overusing them. “It makes do in a pinch if you’re extremely oily.” However, you should cleanse that away. “You should also avoid accumulating that on your scalp.”

He further stated that cosmetic blotting papers can be utilized to remove superfluous oil from the area of the hairline.

Chlorine can cause hair that is exposed to the water while swimming in a pool to become dried and fragile. Protect your hair by moisturizing and conditioning it prior to swimming, donning a compact swim cap, and applying a shampoo and deep conditioner formulated specifically for swimmers promptly afterward, according to the American Academy of Dermatology Association.

Rossi suggested that individuals who consistently encounter challenges related to the scalp or hair, including dandruff, hair loss, or fragile hair, consult a board-certified dermatologist specializing in these areas of expertise.

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