Cutting diet mistakes that kill muscle can derail your goals fast. A deficit over 500 calories may lead to muscle loss; aim for 250-500 instead. Protein is crucial—target 0.7-1 gram per pound of body weight daily. Too much cardio? Stick to 3-4 sessions a week. What's your biggest struggle when cutting? #intermittentfasting #fastingforweightloss #eatingstrategy #nutritionfacts #dietmyths