My gym had an online month-long "ab challenge" at the beginning of the Covid lockdowns. One of the 3 progressive exercises was increasing reps of sit ups. It wa

My gym had an online month-long "ab challenge" at the beginning of the Covid lockdowns. One of the 3 progressive exercises was increasing reps of sit ups. It was "too easy" on the first few days. Then it was more and more sweaty and painful as the days went on. Good exercise when used for a specific routine like that.