Target Heart Rate and Cardio Monitoring for Safe Workouts

Maintaining a healthy resting heart rate is a key indicator of cardiovascular health, especially during high-intensity HIIT or IVF. Learn how to lower your heart rate while running and evaluate the accuracy of calories burned on heart rate monitors.

Clicking Sound in the Head While Running

Published Aug,17 2011 | By Jan Millehan

A clicking sound in your head when you run most likely results from tinnitus. Tinnitus is a symptom of other conditions such as hearing loss and jaw-joint disorders; it produces sounds such as ringing or clicking in your ears and head.