Obstructive sleep apnea is associated with an increased risk of coronary heart disease, arrhythmias, and heart failure. Read ...

One of the biggest threats to a man’s heart after 40 doesn’t show up in the gym, the kitchen, or even at the doctor’s office.

Share on Pinterest Lower blood oxygen levels due to sleep apnea may explain the higher cardiovascular risk faced by people with this condition. Image credit: milorad kravic/Getty Images. A new study ...

A million things could make you feel tired 24/7, but this underdiagnosed condition could be to blame.

Normal blood oxygen level is either 95%-100% SpO2 on an oximeter or 80-100 mm Hg from an ABG test. ABG tests are more accurate than pulse oximeters, which have a ...