What is a hypnic jerk?

Hypnic jerks are muscle twitches that many people experience as they are falling asleep. Learn more about why they happen and their possible triggers here.

Causes of muscle twitches and how to relieve them

Many factors can cause a muscle twitch, including exercise, nutrient deficiencies, and health conditions that affect the nervous system. Muscle twitches are not usually serious. In this article, we look at the causes, treatment, and prevention of muscle twitches.

12 natural ways to relieve pain

People have used natural pain relief methods for centuries. In this article, we discuss 12 natural pain relievers that people can try, including herbal remedies, yoga, and acupuncture.

What to know about respiratory alkalosis

Respiratory alkalosis occurs when the blood pH level is out of balance. Causes include breathing too fast, which may be a side effect of another condition. Learn more about respiratory alkalosis, including how doctors treat it, here.