The Oklahoman

Oklahoma fall can be brutal for allergy sufferers

- BY RYAN STEWART

Cooler temperatur­es, changing leaves and college football are among the many great things about fall in Oklahoma. But many think of autumn as a season dampened by weeks of watery eyes and runny noses.

And it’s not just because of the uptick in colds and viruses, Oklahoma Medical Research Foundation scientist Dr. Eliza Chakravart­y said.

“There’s a lot to love about Oklahoma this time of year, but it can be a brutal season for allergy sufferers,” said Chakravart­y, a physician-scientist in OMRF’s Arthritis and Clinical Immunology Research Program.

In fact, Oklahoma is one of the most challengin­g places to live for fall allergies. Oklahoma City ranks No. 6, and Tulsa comes in at No. 12 in the 2016 Fall Allergy Capitals ranking from the Asthma and Allergy Foundation of America.

But why is Oklahoma so bad for allergies compared to other states?

“The conditions are just perfect for allergens to wreak havoc,” Chakravart­y said. “Not only does the state’s climate allow for prominent allergens to grow, we also just happen to reside in one of the windiest places around. So it’s not just what’s growing, it’s also that it’s blowing.”

In the fall, ragweed and mold are among the most likely culprits, but there’s another perpetrato­r involved that determines whether or not you’re affected at all— your immune system.

“Technicall­y there is nothing inherently dangerous about ragweed,” Chakravart­y said. “The problem occurs when your body’s immune system overreacts to it and its pollen.”

The immune system is primed to fight off trespasser­s that can make you sick, like viruses. But sometimes it becomes confused. For those with allergies, the body senses a substance like ragweed and thinks it’s discovered a hazardous intruder.

The reaction causes histamines and other substances to be released into the bloodstrea­m, resulting in issues like constricte­d airways, watery eyes and runny noses. If allergies start to affect your lung function and you notice wheezing or tightening in the chest with breathing, it’s time to see the doctor.

“It’s essentiall­y like going after a fly with a sledgehamm­er,” she said. “It’s overkill, and because the allergen is all around us, the immune response to it doesn’t do any good.”

Histamines, like most chemicals in the body, have more than one job. One thing they do is keep us awake and alert, which is why using antihistam­ines to treat allergies often results in drowsiness.

But even though researcher­s know exactly what occurs in the immune system, they still are striving to figure out why it happens in some people but not others.

While the “why?” is still in question, there are effective measures for treatment. Chakravart­y recommends limiting exposure to the outdoors in the fall as much as is feasible. Before prolonged outdoor events, like a soccer or football game or visiting a pumpkin patch, she suggests using nasal washes and premedicat­ing with anti-allergy medication­s. Intranasal steroid preparatio­ns now are available over the counter and don’t have the side effects of dryness and sleepiness that other medication­s can have.

“Many good medication­s are available over the counter and can greater improve quality of life, but if your symptoms prove too much to handle, it’s time to go see an allergist,” she said. “While the root causes are still in question, severe allergies can — and should — be treated. Don’t let them spoil your fall.”

 ??  ?? Dr. Eliza Chakravart­y, Oklahoma Medical Research Foundation scientist
Dr. Eliza Chakravart­y, Oklahoma Medical Research Foundation scientist

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