Excessive use of dry shampoo can cause bacteria to grow and cause hair loss.
dry shampoo A hair care product that absorbs oil and keeps hair clean without washing. Many dry shampoos contain starch, flour, or talc and come in either powder or aerosol sprays. previously reported.
A dermatologist told an insider that overuse of the product can cause hair loss. When dry shampoo builds up on the scalp, it can trap bacteria and cause inflammation of hair follicles in the form of pimples and cysts. Dermatologists say cysts dry out and crust, destroying hair follicles and leading to hair loss.
Dry shampoos containing alcohol can also dry out the hair shaft and cause hair to stick together, said dermatologist Marnie Nussbaum. GlamourAccording to Nussbaum, clumped hair sheds in greater numbers with natural shedding and brushing compared to healthy hair.
People with post-traumatic stress disorder may experience hair loss.
a psychologist recently said refinery29 PTSD raises a person’s stress hormones over a long period of time and can cause hair loss months after experiencing a traumatic event.
Stress is the second most common cause of hair loss, An insider previously reportedAccording to dermatologists, physical or emotional stress causes the body to go into survival mode and stop nonessential functions such as hair growth.
While hair tends to grow back months after a one-time stressful event, people with PTSD are more likely to experience hair loss because their bodies are under “extreme stress” for longer. A professional hair removal expert. Dr. Furkan Raja told Refinery29.
Many people with COVID-19 say their hair is thinning or falling out.
guess so Drake He wasn’t lying when he blamed COVID-19 for his abnormal hairline.Many of his COVID-19 patients have been reported temporary hair lossa claim backed by a January 2021 study lancet, Hair loss was confirmed as a long-term symptom several months after infection with the virus.
Like PTSD, illness and fever are stressors that “shut off” the body’s nonessential functions, according to the American Academy of Dermatology.The group said hair loss is common two to three months after a fever or illness, but most people see their hair start to look normal and stop falling out. 6-9 months after illness. However new research identified hair loss as a symptom in long-term Covid patients, or as a long-term symptom in COVID-19 survivors.
Weight loss can sometimes mean hair loss.
fad diet and intense intermittent fasting It deprives the body of essential nutrients, which can lead to hair loss and other impairments in bodily functions. Hair loss is also common among weight loss surgery patients. pen medicine.
One woman who lost 120 pounds in a year told Insider what she went through. “extreme” hair loss It came out in clumps when she took a shower.
Plastic surgeon Alexander Zuriarrain previously told Insider that a diet containing salmon, lentils, fortified milk, black leafy vegetables and eggs can help prevent and reverse hair loss.
Air pollution may interfere with hair growth, but more research is needed.
Air pollutants produced by fossil fuel burning and industrial activity contribute to long-term health problems such as heart and lung diseaseand researchers are studying how these particles affect our skin and hair.
1 2019 survey Korean researchers found that exposure to diesel and dust particles reduced the levels of cells that determine hair growth and maintenance.
“We know that scalp health is important for healthy hair growth, and pollution can be harmful to the skin,” said trichologist Michelle Brazier. Allure Regarding research. “If the skin is compromised, the hair follicles can be affected because they are appendages of the skin.”
But doctors told Allure that more research is needed to better understand how pollution affects hair growth.