Please explain enigma in as much detail as possible!

It expands the chest cavity so you can get more air in your lungs.

if u hold them above your head it works as well
it stretches out your lungs and opens up your airway

it opens up your lungs..

so your capillaries can get some air through them!

It is quite simple really, by putting your hands above your head, it allows your blood to pump oxygen around your body, and into your lungs and to your muscles, which helps aches, and allows you to breathe better.

Opening your arms out helps expand the chest letting you breathe easier

Yes. It opens ur lungs and ur breathing tube. its the same thing when u lift ur arm when ur running when u have a side ache. :)

It doesn't, but the stench from your armpits may knock out the other competitors!

Do it right now while you're fresh and have plenty of air. You can actually feel the airway opening up.

means ur lungs can expand with air without ur arms stopping them