If you have been lifting weights regularly but not seeing results or are not feeling challenged enough it could be because you are not lifting heavy enough. The best way to test your strength is to increase your weight on a regular basis to better track results. According to Sagar Pednekar Fitness Experts Gold s Gym India these are signs that your weights should go up a size. 1. You have mastered the form of the exercise: If you have mastered a specific exercise it is time to increase the weight. However be sure that you perfect your form before