Do you take the time to warm-up properly before starting your workouts? Surprisingly, even when I ask friends of mine who exercise often if they warm-up beforehand, they mention that they sometimes forget or that they should do it more often. When I workout with P90X, there is always a warm-up before the actual workout begins. I’m certain if I just skipped it and started exercising, I’d feel lousy and increase my risk of injury.
There are several reasons why warming-up is so essential before you begin exercising:

Decreased muscle stiffness
Less risk of injury
Decreased risk of overstretching muscles
Warmed muscles increase speed and strength
Improved muscle elasticity reducing risks of strains
Improved range of motion
Mental preparation which gets you focused on your workout

It’s a good idea to warm-up from head to toe. Good warm-up routines you can try include:

Calisthenics
Dynamic stretching
Sports related warm-up (runners jog or do sprints)

I’ve also read that stretching cold muscles could lead [...]

Original post by tryingfitness