No
It's "plyos". Plyometrics. Skipping rope, push-ups. Strenuous stuff.
All types of strenuous exercises are considered dangerous for pregnant women.
If it is right after strenuous exercise, then it can be considered normal.
stuff
Strenuous is an adjective. Strenuous means requiring or using great exertion.
Strenuous exercise makes me tired.
it changes the landform by moving the stuff that is there and moving it somewere else
Strenuous exercise is good for your heart.
=Moving to the left.==Spear==KORVEN=
It's called inertia, and basically means that stuff that's stationary will resist changing into stuff that's moving, and stuff that's moving will resist changing into stuff that's stationary. The car begins to move, but you're still - so the car will push at you with the backrest until you're moving together with the car.
The workout was quite strenuous.