Tying shoelaces, getting into a car, picking things up off the floor and walking down stairs all involve flexing that most difficult of joints: the knee. But pain in the knee can significantly hinder ...

The vagus nerve is called the "wandering nerve" because it's the longest nerve in the human body and travels from the base of the brain up into the ears and down into the lower intestines. In recent ...

"It's easier to put your elbow in your ear" is a time-tested way to describe the impossibility of any given task. But the route to easing knee pain might indeed wend through the ear, a new study says.

Various diseases can be treated by stimulating the vagus nerve in the ear with electrical signals. However, this technique does not always work. A study has now shown: The electrical signals must be ...

The sympathetic nervous system, which helps your heart and other vital organs function all the time, increases activity in response to danger or stress, preparing the body for extra demands. Stress is ...

In 2026, the stress-lowering, sleep-boosting hack to know is activating your vagus nerve – not via meditation or yin yoga, ...

Your autonomic nervous system helps regulate emotional balance, but chronic stress or trauma can trigger an overactive fight-or-flight response. Nervous system dysregulation refers to a condition in ...

Kosaku Aoyagi, PT, Ph.D. (right), an assistant professor of physical therapy and movement sciences in the College of Health Sciences at The University of Texas at El Paso, and his team are exploring ...