Burnout & Overtraining:

"It's really hard to change the speed of your intrinsic engine...I am learning that it takes strength to be still, to admit you cannot do everything all at once...a lot of it has to do with reframing what it means to be successful, re-examining this narrow way in which we measure self-worth"​

https://www.buzzfeednews.com/article/briannasacks/overtraining-syndrome-burnout-rest