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.

Obstructive sleep apnea induces a metabolic chain reaction that leads to increases in weight and blood sugar levels, among other unhealthy changes.

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 ...