15-Minute HIIT for Fat Loss: Fasted Morning Cardio Preserves Muscle

📝 ตรวจสอบข้อเท็จจริง: This is a massive fitness myth! 🙅‍♂️ During exercise, cortisol is released to *mobilize* energy, meaning it actually helps break down fats (lipolysis) for fuel. It does not 'hold onto fat.' While extreme endurance training combined with starvation can lead to muscle breakdown, a standard 60-minute jog is perfectly healthy and won't turn off your fat-burning mechanisms. Cortisol levels return to normal shortly after your workout.

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