While walking, hiking or doing other cardiovascular exercise, you might focus on your breathing or heart rate to gauge how hard you’re working. That’s a perfectly good approach, but it won’t tell you ...

Cardio fitness shows heart-lung strength, predicts longevity, and improves health at any age.

A two-step screening, using a risk score and biomarkers, can identify patients with diabetes at a higher risk for heart failure who will most likely benefit from preventive drugs. Researchers compared ...