HCA Gives $1 Million in Aid for Ebola Response

Physical Fitness

This Week's Feature

Rerun image Aerobic Exercise

Aerobic exercise includes walking, cycling, and swimming, and is an essential part of every exercise program.

Physical Fitness Guide

HealthGuides Icon Injuries can keep you down and out. Learn more about your injury, what steps you should take for recovery, and how to prevent it from happening again.