When you think about allergies, you probably think of a runny nose, itchy eyes, and sneezing. But they can also take a toll on your voice in several ways: 1  An allergic reaction can cause your vocal cords to swell.  Postnasal drip -- when mucus moves from your nose into your throat -- can irritate your vocal cords.
Smoking and other tobacco products can lead to gum disease by affecting the attachment of bone and soft tissue to your teeth.More specifically, it appears that smoking interferes with the normal function of gum tissue cells.This interference makes smokers more susceptible to infections, such as periodontal disease, and also seems to impair blood flow to the gums-which may affect wound healing.ore specifically, it appears that smoking interferes with the normal function of gum tissue cells. This interference makes smokers more susceptible to infections, such as periodontal disease, and also seems to impair blood flow to the gums-which may affect wound healing.
Tobacco smoke, whether it is inhaled firsthand or secondhand, may trigger migraines by increasing blood pressure, constricting the blood vessels in the head and causing inflammation in the sinuses and nasal passages. Some people may also have allergies triggered by tobacco smoke, which can make these effects worse. Researchers discovered that the number of cigarettes a person smokes is directly related to the number and severity of migraine headaches in a group of migraine sufferers.