articleThe Brief Asthma Peak Week is currently happening, heightening risks of flare-ups. Changes in weather and allergens can trigger asthma symptoms. Asthma flare-ups expected this weekWhat we know:According to the Asthma and Allergy Foundation of America, this week marks Asthma Peak Week. The immune system's response to these allergens can lead to symptoms such as a runny nose, itchy eyes, and sneezing, which may worsen asthma symptoms. Spring is dominated by tree pollen, summer sees an increase in grass pollen, while late summer and fall are marked by ragweed pollen.