It’s a good idea to warm up your muscles as part of your exercise routine. Muscles that are not properly warmed up are at higher risk of injury. This can easily be accomplished with a light, active ...

Stress can leave your muscles feeling tight and needing a stretch. Challenging workouts can, too. Long, hard runs? Yep. Heck, just sitting at your desk or driving for a long time can leave you tight!

Stretching is an essential part of almost every workout — especially running. Even going on a short jog works your muscles, and many doctors recommend stretching both before and after exercise.