Ragweed pollen season typically occurs between August and mid-October, and peaks in September. Someone can come into contact with ragweed pollen simply by breathing in the air, which makes the pollen very difficult to avoid. These plants can be found in all 50 states as well as in many places in Canada and temperate regions of South America. Ragweed belongs to a larger family of flowering plants called Compositae. The histamine causes many uncomfortable symptoms such as a runny nose, sneezing, and itchy eyes. A natural substance called histamine is released when the body encounters ragweed pollen. In people with ragweed allergies, however, the immune system mistakenly identifies the harmless pollen as a dangerous intruder and begins to fight against it. Normally, the immune system promotes chemical changes in the body that help fight off harmful invaders, such as viruses and bacteria. They can also cause ragweed to produce increased amounts of pollen.Ī ragweed allergy occurs when the immune system has an inappropriate response to ragweed pollen. Warmer temperatures may extend the ragweed pollen season. According to the Environmental Protection Agency, climate change may also be making ragweed allergy symptoms worse. Symptoms can become worse due to other irritants, such as tobacco smoke, strong odors, or air pollution. The rash will usually resolve on its own within two or three weeks. It can appear within 24 to 48 hours after exposure. This itchy, painful rash is usually comprised of small bumps and blisters. In some cases, people may also develop allergic eczema after being exposed to ragweed pollen. swollen, bluish-colored skin beneath the eyes.sinus pressure, which may cause facial pain.However, the most common ragweed allergy symptoms include: Your symptoms may vary at different times of the year, depending on where you live and the weather. What Are the Symptoms of a Ragweed Allergy? Making certain lifestyle changes may also help relieve the symptoms associated with ragweed allergies. However, symptoms can be treated with medications and allergy shots. The allergy is unlikely to go away once it has developed. The reaction leads to a variety of irritating symptoms, such as sneezing, running nose, and itchy eyes.Īpproximately 26 percent of Americans have a ragweed allergy. This causes the immune system to produce chemicals that fight against the pollen, even though it’s harmless. In people with ragweed allergies, the immune system mistakes ragweed pollen as a dangerous substance. Normally, the immune system defends the body against harmful invaders, such as viruses and bacteria, to ward off illnesses. Many people have an adverse immune response when they breathe in the pollen. Ragweed pollen is one of the most common causes of seasonal allergies in the United States. Its wind-driven pollen can travel hundreds of miles and survive through a mild winter. Between the late spring and fall months, ragweed plants release tiny grains of pollen in order to fertilize other ragweed plants.ĭepending on the location, ragweed may begin spreading its pollen as early as the last week of July and continue into the middle of October. The plants are most often found in rural areas and open spaces that get plenty of sunlight. There are at least 17 species of ragweed that grow in North America. Play Smart™ term is a service mark of the Illinois Lottery licensed to the NCEL.Ragweed plants are soft-stemmed weeds that grow all over the United States. Materials on this Website may not be modified in any way or reproduced or publicly displayed, performed or distributed or otherwise used for any public or commercial purpose without the express written consent of the NCEL. All materials on this Website are owned by or licensed to the NCEL. In the event of a discrepancy between the numbers posted on this website and the official winning numbers, the official winning numbers as certified by the Multi-State Lottery Association and/or the NCEL shall control. Where to Play Contact Videos Business Opportunities For Retailers Help Rules & Terms Privacy DisclaimerĮvery effort has been made to ensure that the winning numbers posted on this website are accurate however, no valid claim may be based on information contained herein.
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