Lyme disease is a condition caused by an infection from bacteria called Borrelia burgdorferi. It’s passed to humans through the bite of infected black-legged ticks or deer ticks. Ticks are small ...

Water weight, also called edema, can cause day-to-day weight fluctuations. It often temporary, but swollen ankles, feet, or legs may signal a problem. Some ways to help reduce water weight include ...