An international research team that analyzed several hundred YouTube videos of sleeping cats found that they prefer to sleep ...

Pain can occur on the left side of the body for many different reasons. Learn more about some of the causes and their treatment options here.

"There are two reasons why we board aircraft from the left," a historian and former airline pilot told Newsweek.

Pills taken while reclining on the right side land closest to the lowest part of the stomach, where the pill contents dissolve and are ejected into the intestines for absorption. Pills taken while ...

Find out the differences between the left and right brain, and discover the functions, myths, and truths about what they do.

In Part I of this article Bruce Lerro described how when the left brain gets out of control the results can be either schizophrenia or modern art. In Part II he describes how the worst aspects of ...

The human brain includes two hemispheres connected by a bundle of nerves. The left hemisphere controls movement for the right side of the body, while the right hemisphere directs the left side ...

There are many reasons why your sleep position can impact your health. Here's why people who sleep on their left side are far healthier than those who sleep on the right, according to sleep experts.

Mora Leeb places some pieces into a puzzle during a local puzzle tournament. The 15-year-old has grown up without the left side of her brain after it was removed when she was very young.

The left and right sides of the body house different internal organs. Learn about the organs on the left side of the body, including the heart, left lung, and colon.