What is pH. pH is a measure of the hydorgen ion concentration of a solution. Solutions with a high concentration of hydrogen ions have a low pH and solutions with a low concentrations of H+ ions have a high pH.This may seem like a confusion way to express these reationships, and it is, until you understand what pH stands for.hat is pH. pH is a measure of the hydorgen ion concentration of a solution. Solutions with a high concentration of hydrogen ions have a low pH and solutions with a low concentrations of H+ ions have a high pH.
Smokers often have a smoker's cough caused by damage to the lungs from their habit. Smoking is a strong irritant to the lungs. Cigarette smoke contains approximately 4000 different chemicals. It also contains tar and radioactive materials. A smoker's cough may indicate several different disorders that result from smoking.
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.