Why morning exercise feels so hard?

Your alarm goes off. Somehow you manage to get dressed, drag yourself to the gym, and start squatting. But why does it feel so hard? Your legs are heavy and the weight you lifted only a couple of days ago in the afternoon feels almost impossible. No, youre not imagining it. Theres a large body of evidence to suggest most of us are stronger, more powerful, and have better endurance later in the day. There are several reasons exercising can feel much harder first thing in the morning. Heres why, and how you can adjust to morning exercise