Fragrance chemicals can trigger allergies, asthma and migraines in many people. One of 17 people has asthma that is triggered by fragrance chemicals.
I researched and wrote a slide show about fragrance sensitivity in 2012. Click this link to see it: Slideshare.
It references dozens of scholarly journal articles that you may find helpful. Please share this with others to help increase fragrance sensitivity awareness.
The Staten Island Advance wrote an article about fragrance sensitivity, and interviewed me: SILive. It has clear explanations from physicians.
I wrote an article in The Chronicle newspaper about fragrance sensitivity in September, 2012. A link to a PDF version is here.
Fragrance overuse at work and school is an indoor air quality issue. Most "overcologners" probably don't realize it: they may not smell the scent any longer, due to olfactory fatigue.
Most people are considerate and will lessen or stop their use of scents when asked. I welcome suggestions on diplomatic but direct ways to inform folks that their scents are causing medical distress (allergies, asthma, migraines).
Save time and money by easily making your own unscented hand soap, laundry detergent, shampoo and moisturizers. You may want to try the recipes below, leaving out essential oils. Find many more recipes for homemade personal care products on the web.