HIIT is commonly performed at about 80 percent of peak heart rate, while sprint intervals are more of an “all-out” effort designed to get you to 100 percent of your VO2 max, the researchers noted.

Diagonal earlobe crease known as Frank's sign may signal a higher heart disease risk. Cardiologist explains what it means and what to look for.

Early detection and prompt treatment of acute pulmonary embolism (PE), a sudden and potentially life‑threatening blood clot that blocks arteries in the lungs, is critical. Comprehensive ...