Sitting for long hours can leave your body feeling stiff, tired, and sluggish. The good news is you do not need a full gym workout to stay active during the workday. Simple desk exercises can improve circulation, reduce tension, and boost energy and focus. 1. Seated Leg Raises Sit tall and extend one leg straight out for a few seconds before lowering it. Alternate legs to strengthen your core and lower body. 2. Chair Squats Stand up from your chair and slowly lower yourself b