Body size matter the most because you can always die if you don't care about your body size
<span>I think you may be explaining Myocardial ischemia.
This occurs when the blood going to your is reduced or stopped which prevents oxygen from traveling into your heart. Whenever your heart stops getting blood the mussels begin to deteriorate. This normally happens from coronary arteries aka blockages in your arteries.
</span>I hope this helps. :)
True, Why?
When stretching you not only warm-up your muscles to action but it reduces the possibility that your muscles and joints will get rigid and you'll get a cramp.
So it is true!