Green tea is a natural tea, made from unfermented tea leaves. Because green tea is not as processed as black or oolong tea, it is higher in antioxidants. Green tea has a number of potential health benefits and may help protect against certain illnesses.

Advertised as providing a quick boost, energy drinks are popular with young adults, teens and even younger children, who often drink them like sodas. This can lead to side effects such as frequent urination, which may also have other underlying causes.

Progesterone is a hormone most often associated with the female menstrual cycle and pregnancy, but men produce some progesterone, as well. Oral progesterone is most commonly used in hormone replacement therapy, but it may be prescribed for other conditions as well.

If you're looking to up your fruit intake, consider incorporating 100 percent fruit juice into your diet. Concord grape juice -- the dominant type of grape juice on the market -- and cranberry juice both fit into a healthful diet, and both juices offer nutritional value in the form of phytonutrients and vitamin C.

Air gets into your system either through swallowing it or from bacteria breaking down undigested food in the large intestine. You can swallow air while drinking water, especially if you're trying to drink too much too fast.

As its name implies, a skinny margarita is a lower-calorie version of a regular margarita. This is a great option for those who want don't want to stop imbibing while trying to lose weight.

Insulin is a hormone used by your body to facilitate the transport of glucose into your body’s cells for use as energy. An insulin spike results in a rapid increase and fall of insulin levels in your body. While an insulin spike can produce a quick burst of energy, insulin spikes do not benefit sustained endurance.

Drinking tea is popular for many reasons, and the benefits can vary from one tea to the next. Steeping dried herbs in hot water allows the nutrients they contain to soak into the tea. The caffeine in certain teas can trigger indigestion, but some teas do not contain any caffeine and may actually help treat indigestion.

Coffee has a bad reputation and, for the most part, it’s unwarranted.

Counting carbohydrates is an important part of some people’s diets, including people with diabetes and those trying to lose weight. While breads, grains and sweets are the primary source of carbohydrates for many individuals, drinks such as soda, juice and tea all have some carbohydrates in them.

A hangover is an unpleasant consequence of heavy alcohol consumption and includes a headache and other symptoms. But even moderate amounts of alcohol can induce headaches even in the absence of a hangover in some people.

Irritable bowel syndrome, or IBS, is a collection of symptoms rather than a disease. The causes of IBS are not well understood and sometimes multifactoral, but the symptoms usually involve abdominal bloating and pain, flatulence, diarrhea and inflammatory reactions.