Well, push-ups are all right.
But as I age, I can't take more. I still remember I could go 40
push-ups at a go during my NCC days...
But now in NS... Nah...
I'm a slacking spec.
Anyway, push-ups are definitely good to train up your arms strength
and endurance. This is important if you want to pass you SOC when
the first 4 obstacles which uses arms' strength and
endurance.
Push-ups are nothing.
These I've tried, or should I say my ex-sarge tried them on me.
Though they're tough, they help in my training.
You haven't try "bird-piece" (if I didn't spell wrongly). Its hard
to describe...
You haven't try "roti-prata". Where it goes from crunches to
push-up positions, back and forth between these positions and then
having alternate leg thrust 20-40 counts of 4...
Wah lan, this willl make you sweat your a$$ off loh.