Circadian rhythm sleep-wake disorders are a group of conditions in which the timing of an individual’s sleep is disrupted. Circadian rhythms are often referred to as the body’s internal clock or our ...

Researchers have found that circadian rhythm disruption (CRD) is a common factor among mental health conditions including anxiety, autism, and schizophrenia. The corresponding study was published in ...

Short QT syndrome is a genetic disease that leads to sudden cardiac death at a young age. Mutations in the SLC4A3 gene, which ...

Proton-based cardiac radioablation may offer a less invasive treatment for patients with hard-to-treat ventricular ...

A study in more than 15,000 people has found that physical fitness is linked with a lower likelihood of developing atrial fibrillation and stroke. Atrial fibrillation is the most common heart rhythm ...

If your mental health has been declining, your sleep-wake cycle may be to blame, according to a new review of literature. Taylor Leamey wrote about all things wellness for CNET, specializing in mental ...

DEAR ABBY: I am acquainted with a single mother of a 4-year-old daughter. The mother is depressed and suffers from a circadian rhythm disorder. They don’t go to bed until 4 to 6 in the morning and ...

The genes that regulate circadian rhythms have been genetically characterized in flies and mice. In the April issue of EMBO Reports, Ebisawa et al. describe a screen for genetic polymorphisms ...

Heart rhythm disorders like atrial fibrillation and sudden cardiac arrest have made headlines in recent months, prompting many to learn more about how the heart beats. It is an exciting time in the ...

A person’s symptoms may vary depending on the sleep disorder affecting them. People may have difficulty falling asleep or experience low quality, disrupted sleep. The amount of sleep someone needs ...