I completely understand how tough those days can be when fatigue and lack of motivation make going to the gym feel like a challenge. What helped me was focusing on smaller, achievable goals rather than pushing myself too hard right away. For example, I track my workout stats like distance, calories burned, duration, and pace. Seeing tangible progress really motivates me, especially after a few off days. One useful tip is to listen to your body carefully and avoid exercising if you feel pain, dizziness, or faintness, as safety must always come first. Sometimes a light warm-up or a brisk walk instead of an intense session can help rebuild momentum without overwhelming you. I also find switching up my routine or trying new exercises can reignite excitement for the gym. Adding some upbeat music or setting mini challenges to beat your own records helps maintain focus. Remember, motivation ebbs and flows naturally, but consistency is key to long-term success. Ultimately, it's okay to have off days like Sunday and Monday. What matters is getting back to your plan the following day with renewed energy and optimism. Keeping a detailed log of your workouts, like distance run or average heart rate, turns motivation into measurable achievements. This approach helped me stay accountable and enjoy exercise even when I felt less driven.