Rattlesnakes are pit vipers. Pit vipers have two little heat-sensing pits on their heads between their eyes and nostrils.

As you age, your risk for high blood sugar increases, which raises the risk of type 2 diabetes. Using a chart of blood sugar levels by age can help you track glucose. The following chart outlines ...

This can lead to failure of multiple organs. Hypovolemia and dehydration are related but not the same. Dehydration mostly affects the fluids inside your cells and tissues. Hypovolemia, on the other ...

Prognostic charts shown routinely on television and in newspapers predict conditions up to three days ahead. An inexpensive aneroid barometer enables weather map watchers to follow changes in surface ...