Feeling too sluggish to exercise can be caused by a range of factors, including lifestyle choices and underlying health conditions. Identifying the root problem is critical for developing an effective response. Feeling too sluggish to exercise can be caused by a range of factors, including lifestyle choices and underlying health conditions. Identifying the root problem is critical for developing an effective response. Health and Fitness, Health Tips, Exercises & Workout Tips, Diet & Wellness | Times of India Lifestyle