Cats often sleep on their left to spot threats faster. Their brain processes danger more efficiently this way. Many cats ...

A study found at nearly two thirds of cats prefer sleeping on their left side.

Cats overwhelmingly choose to sleep on their left side, a habit researchers say could be tied to survival. This sleep position activates the brain’s right hemisphere upon waking, perfect for ...

An international research team that analyzed several hundred YouTube videos of sleeping cats found that they prefer to sleep on their left side. The researchers see this bias as an evolutionary ...

Sleep experts discuss the best resting positions for comfort and health, commenting on side sleeping for sleep apnea and back sleeping for spinal alignment.

Why some people are better off sleeping on their sides Your sleep position can cause everything from back pain to acid reflux. A simple change can improve your health dramatically.

Sleep expert Hope Bastine says that those who prefer to sleep on the left side of the bed usually have four specific personality traits.

“The three basic sleep positions – supine (lying on your back), side, and prone (lying on your front) – require different types of support when it comes to your mattress.

Can side-sleeping cause facial asymmetry? Health experts say there are many factors that can contribute to the issue.

Sleeping on your left side is deemed the best position for your health and can help reduce snoring, say experts. They also recommend sleeping on your back with a pillow under your knees, while ...