Perfume stinks: how fragrances can affect your health
Fragrances and fragranced products cause health problems, such as asthma and headaches, in 1 in 3 people. Find out what you can do if you experience symptoms.
Allergies and hypersensitivities
An allergic reaction occurs when the immune system overreacts to a foreign substance that usually causes few or no problems in most people.
Thunderstorm asthma is triggered by a combination of thunderstorms and a high pollen count. Even people who’ve never had asthma can experience it.