It is important to cool down after a workout and the key to this is performing static stretches where you hold a post for 30 seconds to a minute. Ideally you would do this after each workout and focus on the body area you have just trained.

Note: You are participating in these exercises at your own risk. You are responsible for your own safety. Full disclaimer in section 9B of the Terms of Service.
If you are pregnant or post natal, always get clearance from your GP prior to undertaking any exercise.