Asthma may also cause death. Asthma cannot be cured. However, with your doctor's help, most people with asthma can manage their condition and become symptom free most of the time. It may contain fibers, animal dander, bacteria, molds, and tiny bits of food, plants, or insects, as well as dust mites. The waste products of dust mites and other materials that are in dust can cause allergic asthma.
Molds are part of the fungus family.
They form spores to reproduce. Mold spores are released into the air and cause allergies. People with allergies to mold spores sneeze often, and suffer from itchy, runny, stuffy noses. People with asthma may develop flare-ups from spores. Pollen is made up of tiny particles from trees, grasses, and weeds.