The Post Gym Pump
When you go to the gym and get temporarily get bigger after your workout, just to go back to your normal size.
You (post gym): "man I'm so pumped after that workout, I'm freaking huge!"
Your body: "you just have the post gym pump. This is what you could look like, but... you won't actually look like that in about 30 min"
Your body: "you just have the post gym pump. This is what you could look like, but... you won't actually look like that in about 30 min"