ok all week ive had plenty of energy or atleast were the weight training is conserned i was pumped and ready to go Mon Tues wed off and than yesterday thrusday was cheast and sholders day so i start with the bench press for cheast and after 2 sets im just exauseted and no i didnt go super heavey at all i did my normal amount so than i tried to finish what i could for a cheast workout like cheast press and flyeres and i was done than i got to sholders with 0 energy i usualy use the "8" plate for sholder press i forgot how much that is... but now i could only use the 3 and 4 for the heavey set and i skipped cardio all together cause i had no energy whatsoever... so has this every happend to any of u ? whats the cause bad nutrition...because it worked for me throughout the week up until thursday