Gangrene Overview Gangrene happens when a lack of oxygen-rich blood causes tissue to die in some part of the body, often the hands or feet. It is a serious condition that can result in amputation of a limb or death. It needs urgent treatment to halt the spread of tissue death as rapidly as possible. Diabetes is […]

Gallbladder Disease Overview Types of gallbladder disease include gallstones, cholecystitis, and more. Treatment can depend on the type of gallbladder disease, but may include medication and surgery. The gallbladder is a small organ that sits under the liver. It stores bile and releases it into the small intestine during digestion. Bile is a yellowish liquid […]

Heart Valve Disorders Overview Heart valves help ensure that blood flows steadily in the right direction without backward leakage. If a person has a heart valve disorder, their valves do not work as they should. This may be due to a narrowing of the valves, blood leakage, or a combination of the two. The heart […]

Heart Palpitations Overview With heart palpitations, a person may notice that their heartbeat does not feel right. Many factors can trigger these heart flutters and in some cases, they can also indicate an underlying heart problem. People are not usually aware of their heartbeat, but sometimes, it comes to their notice. This may be because […]

Hypoglycemia Overview Hypoglycemia refers to low levels of sugar, or glucose, in the blood. Low blood sugar can cause tiredness, shaking, and many other symptoms. It can be life threatening in severe cases. There are numerous possible causes of hypoglycemia. All cells within the body, including in the brain, need energy to function. Glucose supplies […]