Dehydration is the term used to describe an imbalance between fluid needs and fluid loss: when more fluid is lost than is required for normal body processes, dehydration may occur. Symptoms indicating dehydration include feeling thirsty, dizzy or weak. Some people may notice that their eyes or mouth feel unusually dry.

Any kind of tobacco smoking is addictive and harmful. According to the National Cancer Institute, or NCI, cigar smoke contains thousands of toxic and cancer-causing chemicals. There is no safe level of cigar-smoke exposure to you and those affected by secondhand smoke.

Getting a new job or adopting a child are two reasons why you may be required to have a drug test.

Xanax is an anti-anxiety and anti-convulsant medication belonging to the benzodiazepine class of pharmaceuticals.

The earthy, fresh aroma of coffee comes from roasted and brewed coffee beans. This popular hot or cold drink gives you high amounts of stimulating caffeine, a healthy dose of antioxidants and smaller amounts of other nutrients.

Smoking is still the leading preventable cause of death in the United States, but relatively minor health problems associated with tobacco use are often overlooked in favor of more life-threatening diseases, such as lung cancer.

Scuba diving is a no-no during pregnancy, but if you're lucky enough to take a tropical vacation while you're expecting, snorkeling might be an option. Check with your doctor first before you grab your swimsuit and head out to the reef, and consider the following precautions.

Redline energy drink, made by Vital Pharmaceuticals, which trades as VPX, is marketed as an energy booster and weight-loss drink, sold in health food stores and health clubs. Ingredients include a number of stimulants, including dehydrated coffee, yerba mate, green tea and yohimbine.

Methamphetamine (also known as "ice" or "glass") intoxication occurs when you introduce a lethal dose of drugs into the system. A lethal dose can vary from person to person, as each individual may have a different threshold for intoxication.

A cough can be irritating and disruptive to your day and keep you up at night. A cough can be due to illness, infection or pollutants, or it can be a side effect of medications. Avoiding certain foods might help reduce the inflammation and throat spasms that trigger certain types of coughing.

The physical and hormonal changes of pregnancy bring with them a whole host of interesting, frequently irritating and sometimes confusing symptoms. Among these, some women get toothaches or experience other dental concerns while pregnant.

Cigarette smoke is a smell that has a tendency to linger. It cleans to fabrics and other surfaces and can be offensive to some who are sensitive to it. Even for those with no allergies at all, the residual smell is never welcome.