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.

Getting Chills While Running

Published Jan,09 2018 | By Dan Harriman

Though chills are typically associated with cold weather, runners can develop chills all over their bodies in both hot and cold weather. The causes for chills in hot weather are vastly different and more serious than those in cold weather.