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

Common causes of pain on the left side of the body include infection and injury to muscles, nerves, or internal organs, such as the heart, spleen, left lung or kidney, pancreas, and more. It is ...

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.

Learn about the organs on the left side of the body, including the heart, left lung, and colon. ... Weighing only about 3 pounds, the brain is a highly complex part of your body.