Maybe seasonal affective disorder
it can be super hard to want to wake up and get out of bed.
You find less pleasure in things your normally do.
You can often have a bad attitude or feel super sad for no reason. It's hard to explain how you feel becauser sometimes you don't even know
The variable that must be controlled during refrigeration is the temperature.
Answer:
How intense it was. The fact that i had to focus my breathing and keep pushing myself through all of these exercises made it addictive. I love doing a workout that i feel the need to push myself to see my best results or outcomes.
Explanation: I hope this helps you