It would be impossible to control perfume exposure in an airplane, bus or train. And rental cars may contain various chemical irritants from cleaners and deodorants. Anyone with multiple chemical sensitivities should discuss any travel plans with their physician. Bring your asthma medication with you into the plane, bus or train, as well as any devices that you will need. If pollution is a major trigger for you, it may be wise to avoid places such as Los Angeles and Mexico City.
Streets can be very dusty in destinations such as India, Nepal and Africa.
Learn as much as possible about your destination beforehand. Asthma attacks can occur anywhere at anytime. If your asthma is severe, it may be best that a vacation be taken within a short distance of a hospital. Accommodations Older places can have more moulds and dust mites. Ask to see the room before checking in moulds can sometimes be identified by a musty smell in the room or near the air conditioner.