Supervised exercise training is safe and improves peak oxygen consumption, walking distance, and quality of life in patients with left ventricular assist devices, per a recent meta-analysis.

Experts say two new guidances — issued without the usual public comment period — leave questions about how patients will navigate a growing pool of wearables.

Fatigue and stale air led a Mumbai teen to experiment with microalgae. His system now helps hundreds breathe fresher air ...

A lower resting heart rate indicates an efficient heart and a higher level of parasympathetic activity. When you’re at rest, your nervous system ideally minimizes sympathetic activity, so you’re ...