For UVA protection, a sunscreen with a high UVA protection of PA+++ or higher of PA++++ as recommended, especially to treat PIE. PPD is the UVA equivalent of SPF; use a sunscreen with a minimum of PPD20. The PA+ system has a + that corresponds to a tier of PPD protection. Of note, different countries use different PA systems. Japan and Taiwan changed their PA system to a 4+ tier system while Korea uses a 3+ tier system.
"Hyperpigmentation is an increase of melanin, which is the substance that colors the skin," says Dr. Sobel. Hyperpigmentation often clears up on its own. However if you want to speed up the process, you can use topical treatments with ingredients like retinol, vitamin C, and kojic acid, which can help brighten skin overall. We like Sunday Riley Sleeping Night Oil ($105, sephora.com) and InstaNatural Vitamin C Serum ($17, amazon.com). The most important thing is to stay out of the sun to keep the dark spots from getting even deeper in color.
If you wear tight clothing when working out or don heavy equipment for sporting purposes, you may have experienced Acne Mechanica. This type of acne is prevalent among athletes, students, and soldiers, and is directly caused by excessive heat, pressure, and covered skin. It also may be triggered by consistent rubbing of different materials against the skin. This type of acne can be alleviated by changing out of sweaty gear and clothing and showering immediately after a workout. It’s also important to clean gear of acne bacteria and prevent friction by ensuring a comfortably tight fit. If you believe your acne flare up has been caused by a tight or heavy uniform, wearing a clean, cotton t-shirt underneath can help absorb the sweat and keep your skin protected.
Acne scar treatment: Energy-based skin resurfacing with a laser, radiofrequency, or an ultrasound device can help treat boxcar scars, according to Nada Elbuluk, MD, an assistant professor at the Ronald O. Perelman Department of Dermatology at New York University Langone Medical Center in New York City. “They all work by creating new collagen beneath the surface of the skin.” A series of treatments is likely needed based on the extent of scarring, she says. Chemical peels can also help but to a lesser extent. With either procedure, using a retinoid to increase cell turnover and further boost collagen can help improve results, Dr. Elbuluk adds.
Acne is usually a temporary problem, but acne scars can be permanent. However unwelcome they may be, scars are part of the skin's normal healing process after it has been damaged by a wound or injury. Most superficial wounds heal without scarring. It's when the dermis is damaged that scars form on the skin. Learn what causes acne scars and how you can prevent them.
A U.K. survey found that on average single men only change their sheets four times a year. And while we certainly hope you are swapping out your linens much more frequently, dirty pillowcases can lead to clogged pores. Nasty as is sounds, bacteria can build up on your bed and your face rubs around on it for a good eight hours a night. Well, that just can’t be good. If your skin is oily, change those sheets (or at least your pillowcases) twice a week. It might be a pain, but isn’t a clear complexion worth it?
The bad news: There's no secret ingredient or miracle gadget that makes scars totally disappear. Don't get discouraged, though. A lot of what you think is acne scarring is really just hyperpigmentation or erythema (brown or red spots) rather than an actual change in the texture of the skin. Plus, there's a bevy of gels, creams, and treatments that can bring that discoloration down. We asked top dermatologists to recommend the most effective of the bunch.
Crush up some aspirin. Crush up an aspirin tablet and add just enough water to make it into a paste. With a Q-Tip, add the aspirin paste to the pimple(s) lightly, covering entirely. Let dry. Aspirin is another anti-inflammatory, meaning it will help the skin fight against inflammation, making the pimple less visible. Let the aspirin paste fight the pimple overnight.
Acne scars are usually the result of inflamed blemishes caused by skin pores engorged with excess oil, dead skin cells and bacteria. The pore swells, causing a break in the follicle wall. Shallow lesions are usually minor and heal quickly. But if there is a deep break in the wall of the pore, infected material can spill out into surrounding tissue, creating deeper lesions. The skin attempts to repair these lesions by forming new collagen fibers. These repairs usually aren't as smooth and flawless as the original skin.
It also balances the pH level of the body and of the skin when it is applied topically. And due to its anti-bacterial and anti-inflammatory, it is very effective in the treatment of pimple scars also. All of these properties of apple cider vinegar are given by its beneficial components that includes vitamins, minerals, carbolic acid, aldehydes, amino acids, acetic acid and many more properties.
Melissa Conrad Stöppler, MD, is a U.S. board-certified Anatomic Pathologist with subspecialty training in the fields of Experimental and Molecular Pathology. Dr. Stöppler's educational background includes a BA with Highest Distinction from the University of Virginia and an MD from the University of North Carolina. She completed residency training in Anatomic Pathology at Georgetown University followed by subspecialty fellowship training in molecular diagnostics and experimental pathology.