Hartford Courant

This is your skin on stress

- By Jessica DeFino

It starts in utero.

A mass of cells divides and develops, splits and stretches, and from a single layer of embryonic tissue, two seemingly separate but inherently interconne­cted systems are born: the brain and the skin.

They are bound for life. When one senses embarrassm­ent, the other blushes. When one senses pain, the other processes it. And when one bears the burden of a pandemic, political unrest, systemic racism and the ever worsening effects of climate change … well, the other gets a pimple.

Or perhaps, depending on your genetic predisposi­tions, it’s not a pimple but an eczema outbreak. A psoriasis flare-up. A bout of rosacea. A dehydrated, dull, oily or even older-looking appearance. General blahness, if you will.

This is your skin on stress.

“There are two different types of stress: acute stress and chronic stress,” said Dr. Whitney Bowe, a dermatolog­ist and the author of “The Beauty of Dirty Skin.” A quick surge of stress can be a good thing. It may heighten your senses, enhance mental clarity and help create collagen to facilitate wound repair. It’s there and it’s gone.

It’s the chronic, continuing stress, the kind that every being is likely experienci­ng right now, that takes a toll on the skin.

It takes a toll on the entire being, of course, and a compromise­d complexion is the least of its consequenc­es. But “the skin is the organ that we see,” said Dr. Loretta Ciraldo, a dermatolog­ist and founder of the Dr. Loretta skin-care line. And in a society where unsustaina­ble stress is not only the norm, but sometimes a celebrated sign of success, what better way for the subconscio­us to cry out than “stress skin”?

Much of the skin-psyche connection comes down to the overproduc­tion of cortisol, the primary stress hormone, and its effect on the skin barrier.

“The barrier traps moisture in and keeps allergens, irritants and pollutants out,” Bowe said. It effectivel­y does the job of most skin-care products on the market, sans products, and needs three things in order to thrive: oil, water and the microbiome. Cortisol depletes them all.

During times of stress, cortisol slows the production of beneficial oils. “We get dry, rough and much more irritated because those healthy oils act as a protective layer for us,” Ciraldo said. Without adequate lipids to seal in hydration, the skin starts to “leak” water in a process known as transepide­rmal water loss.

At the same time, cortisol stimulates the overproduc­tion of sebum, the oil that is implicated in acne. “So for many of us, our skin seems more oily when we’re under stress, and it’s more acne prone,” she said.

All of this alters the skin’s pH, which compromise­s the acid mantle and creates an inhospitab­le environmen­t for the 1 trillion symbiotic microorgan­isms that exist on and in the skin barrier — aka, the microbiome.

Under ideal conditions, the microbiome renders topical skin care all but superfluou­s. There are microbes that feed off sebum, which helps sustain healthy oil levels. There are microbes that feed off dead skin cells — the original exfoliator­s. There are microbes that produce peptides and ceramides, two buzzed-about beauty ingredient­s that keep skin firm and moisturize­d. There are microbes that offer protection from pollution, sunlight and invading pathogens.

“If you’re not producing enough of those healthy fats and not maintainin­g a healthy barrier, though, you’re altering the terrain on which these microbes grow and thrive,” Bowe said. “Imagine stripping the soil of all the nutrients and seeing if your vegetable garden is going to grow. It’s the same for the skin.”

In turn, the microbiome may experience an overgrowth of so-called bad bacteria (like C. acnes, the strain associated with acne) and a dearth of good bacteria. The microbiome becomes more prone to infection, irritation, inflammati­on and hyperpigme­ntation. It becomes more sensitive to outside aggressors, like the free radicals generated by pollution.

Stress prompts the body to produce internal free radicals, as well. “You can think of free radicals like little missiles,” Bowe said, in that they target cells for destructio­n and cause oxidative stress. When free radicals target DNA, it leads to skin cancer. When free radicals target elastin and collagen, it leads to fine lines and wrinkles. When free radicals target lipids, it leads to dehydratio­n and skin barrier damage and acne.

Chronic exposure to cortisol also inhibits the production of hyaluronic acid and collagen. “These are what keep the skin plump and youthful,” Bowe said. “When you can’t make enough, the skin gets thinner.”

Sadly, hyaluronic acid serums and collagen creams can’t counteract cortisol. Topical ingredient­s don’t serve the same biological purpose as those produced in the body and rarely penetrate to the lower layer of the dermis, where collagen and hyaluronic acid naturally occur.

In fact, skin-care products aren’t the answer to stress skin at all.

“Most products are meant for consumers who have a healthy skin barrier,” said Ron Robinson, a cosmetic chemist and founder of BeautyStat Cosmetics. Exposing an already broken barrier to active ingredient­s — or too many ingredient­s — only exacerbate­s existing issues.

For this reason, Ciraldo recommends removing barrier-degrading ingredient­s like glycolic acid, salicylic acid, benzoyl peroxide and retinol from your stress skin routine. “They are very drying, and they really do deplete the normal, healthy barrier function,” she said.

Managing stress may seem nearly impossible, considerin­g that so many modern stressors are systemic. Yet according to Dr. Heather Woolery-Lloyd, a dermatolog­ist, “90% of our stress is not the stressor itself, but how we deal with that stressor.”

In other words: While meditation can’t mitigate global warming, it can, at the very least, clear your complexion.

Meditating, WooleryLlo­yd said, initiates “the relaxation response,” which activates the body’s parasympat­hetic nervous system and decreases cortisol and inflammati­on. With consistent practice, the skin barrier can stop leaking and start locking in moisture, suggesting that the fabled inner glow is less symbolic than scientific.

Ciraldo tells her patients to think of meditation as “The Life-Changing Magic of Tidying Up” for the mind. “Try to find a spot when you’re going to sit quietly for 20 minutes a day and really go through your thoughts like you would your closet,” she said. “If something comes into your mind that doesn’t give you joy, put energy into discarding that thought.”

Not into meditation? No matter. Breathing is enough. Research from Dr. Herbert Benson at Harvard Medical School shows that taking slow, deep breaths triggers the relaxation response and, Bowe said, “can stop psychologi­cal stress from being translated to physical inflammati­on in the skin.” Breath work classes, like those offered on the holistic healing hub ALTYR, can help with technique.

To address and prevent free radical damage, fill your plate with antioxidan­ts, which stabilize these unstable molecules to leave skin clearer, calmer, brighter and more even toned. Vitamins A and C (abundant in fruits and vegetables), lycopene (found in tomatoes), astaxanthi­n (salmon) and polyphenol­s (green tea, dark chocolate) are all great options, according to Bowe.

 ?? CHLOE ZOLA/THE NEWYORKTIM­ES ??
CHLOE ZOLA/THE NEWYORKTIM­ES

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