Water retention and stomach bloating are two uncomfortable symptoms that everyone experiences from time to time. Their causes range from premenstrual syndrome to a poor diet, but the solution is the same. Simple lifestyle changes are all that's usually needed to beat bloating and fluid retention.

The main purpose of the cardiovascular system is to transport blood rich in oxygen and nutrients to cells in the body and transport waste products in the blood to the appropriate system for elimination. The cardiovascular system plays many important roles, including the maintenance of body temperature.

Most earaches are caused by fluid buildup in the ear, and can be related to infection or pressure. When the Eustachian tubes become blocked, increase in ear pressure results, causing an earache. Eustachian tubes are the small tubes that connect the ear to the nose.

Amino acids are the building blocks of protein. Athletes take these substances to gain strength and size, according to an October 2009 review in "Critical Care Medicine." Some amino acids increase the production of testosterone.

The sacrotuberous ligaments, along with the sacrospinus ligaments, anchor the sacrum to the bones of the pelvis. Although they are thick bands of ligament, they are subject to stress and injury with vigorous or repetitive sports activities and can cause a literal pain in the butt.

Normal pH is around 7.0, or neutral. The time of day or foods you eat may effect your body's pH level, making it either more acid or alkaline. Natural health advocates recommend consuming more alkalizing foods to ward off diseases such as cancer.

Elder flowers, also called European elder, have a long history of use in traditional German medicine. They have antioxidant properties and an antiviral effect, which is why they're still popularly used to help fight off colds and flu. Elder flowers can be brewed as an herbal tea.

Late night informericals and supposed experts tout the importance of colon cleansers and keeping your colon free of debris and bacteria. Unfortunately, the merit of a cleansed colon or the effectiveness of colon cleaners has not been widely studied, and as such, most claims are unwarranted.

One of the functions of mind-body medicine is to tap into the body’s natural relaxation response -- in order to promote slower breathing, improve blood pressure, reduce stress and enhance wellness.

Aspirin, or acetylsalicylic acid, is a pain reliever with blood-thinning properties. In certain circumstances, aspirin may lower the risk of heart attack and stroke by improving circulation and preventing blood clots.

Your blood pressure reading is an important way your doctor determines your overall health. If you have a blood pressure reading that is too high or too low, it gives your doctor a clue about certain medical conditions that you may have.

The pancreas produces insulin to regulate blood sugar and enzymes to promote digestion. The two major diseases of the pancreas are pancreatitis and cancer.