Every year, an estimated 10 million international travelers are affected by traveler's diarrhea (TD), a gastrointestinal disorder that causes loose stools and abdominal cramping. For Americans, the risk for developing TD is particularly high in the developing countries of Latin America, Africa, the Middle East, and in Asia. What causes TD? TD is caused by…...

We occasionally receive messages from eDoc clients expressing frustration with not being able to lose weight, despite eating a low-calorie diet and getting regular exercise. Once issues such as hypothyroidism are ruled out, the cruel reality is that weight loss occurs only when the number of calories that we burn exceeds the number that we…...

Ankle sprains are the most common sport-related injury, with an estimated 28,000 occurring daily in the U.S. Fortunately, most of these injuries are Grade I or mild sprains of the ligaments on the lateral aspect (outside) of the ankle. Grade I sprains are characterized as a stretching of the ligament with mild pain and minimal…...

Worldwide, ticks are second only to mosquitoes as vectors in transmitting disease to humans. Ticks are not insects, but are arthropods, similar to spiders. The most common illnesses caused by ticks are Rocky Mountain Spotted Fever, Erlichiosis, Tularemia, and Lyme Disease. As with mosquitoes, it is the organisms in the tick's saliva that are primarily…...

The National Stroke Association has adopted the acronym "FAST" to help people remember the most common signs and symptoms of a stroke and to encourage receiving prompt medical attention if someone could be experiencing a stroke. What is a stroke? A stroke is the sudden death of brain cells in a localized area due to…...

Americans born between 1945 and 1965 are popularly referred to as "baby boomers". This population of people, now in their 50's and 60's, were part of an explosion of babies born following World War II. Recently, the US Preventive Services Task Force (USPSTF) issued a recommendation that in addition to screening individuals who are at…...

Many people feel uncomfortable at either end of the temperature range. In most cases, this is due to a normal variation in comfort levels at various temperatures and is no cause for concern. An extreme intolerance to heat or cold, however, may signal the presence of a condition that deserves medical attention. Heat Intolerance. People…...

Impairment of the senses of taste and smell are much more common than most people realize. The National Institutes of Health reports that over 200,000 doctor visits each year are for a sensory problem such as a taste or smell disorder. Their statistics also indicate that approximately 25 percent of Americans have lost the ability…...