No the resistance that is featured on this model rower isn't provided by your body weight it is provided through an adjustable resistance gas shock.
stamina
How to use it
Because you need stamina, and style - you use lots of different muscles in you body!
Swimming uses stamina.
The girl that can run a marathon in gym class has a lot of stamina.
No because it is glidery
a parachute and a glider
use your hand and brain
u can use rubber bands and wood to make a hang glider but only if it is supposed to be a small one.
When ever you want to!
To enhance power and stamina