Because many therapies are available, essential tremor may seem easy to treat. Yet only one treatment, propranolol, is supported by Class I evidence. âAll of the other medications are used off label, which is not unusual, of course, for neurology,â said Dr. Hedera.
A cigarette is any roll of tobacco wrapped in paper or in any substance not containing tobacco. It is the most widely used tobacco product in the United States. Tobacco smoke contains a deadly mix of more than 7,000 chemicals. Hundreds are toxic.
What Cigarettes Do. When you smoke cigarettes, many chemicals enter your body through your lungs. Burning tobacco produces more than 4,000 chemicals. Nicotine (NIK-uh-TEEN), carbon monoxide (muh-NOK-side), and tars are some of these substances. Smoking greatly affects your lungs and airways.