>get 4 hours of sleep
>feel fine
>do one rep of my regular lifts
>exhausted
Was it really because I didn't sleep?
Yes. Also lack of energy from food might also be the case.
>>42333166
But I don't have a headache or anything. I'm not even drowzy. What if I'm getting weaker???
>>42333195
Nigga, the fastest car in the world can't be fast without fuel. Stop being such a bitch and get rest next time.
>>42333195
Yes, you are getting weaker.
The solution is very simple: sleep more.