Internal vibrations, or internal tremors, are shaking sensations felt inside the body, and a person will often exhibit no visible movement. These tremors are associated with conditions such as Parkinson's disease and multiple sclerosis. In this article, learn about the causes and treatments of internal vibrations.

Dehydration is more common during pregnancy than at other times. This is because the body has an increased demand for water. Dehydration can be dangerous for the mother and baby, so it is important to pay attention to the early warning signs of dehydration during pregnancy and to learn how you can prevent dehydration.

Caffeine is known to protect against heart disease and stroke. A new study finds the mechanism that underpins this protection, and mitochondria are key.