You can use your own body weight for resistance exercise. Pushups, sit-ups, chin-ups, squat thrusts, lunges, and step-ups are just some of the exercises that you can do to strengthen your body. The advantage of these exercises is that you can do most of them anywhere, and even though you can't change your body weight to increase or decrease the resistance, there are some things you can do to increase the resistance. Here are some suggestions.
Research confirms that training one limb at a time forces the recruitment of more muscle fibers and produces more force, since a limb working alone requires more effort to move a weight from point A to point B than when it’s working in concert with another limb. Consider the barbell curl: A lifter who can curl a 100-pound barbell for 10 reps can likely perform dumbbell curls with 55 or 60 pounds in each hand because of the resultant increase in muscle fiber recruitment. In addition, unilateral training tends to maximize the number of growth-prone fast-twitch fibers that are called into play.
In his phenomenal book "The Power of Habit: Why We Do What We Do In Life and Business," Charles Duhigg dedicates an entire chapter to what he labels the "habit loop." Without giving away any spoilers—I'm not kidding, it's a book that will melt your brain, and you should read it—Duhigg explains that one of the most fail-proof ways to create a habit is to preface the behavior you want to reinforce with a cue.
The mechanism on which this product works is that, it increases the blood flow to the muscles at the time of the workout. This increased blood flow, increases the supply of oxygen and nutrients to the muscles and hence contributes to their development. This product helps in increasing the strength of the body by making it more athletic. By helping in building leaner muscles, this product gives the body extraordinary pump. Besides its benefit of increasing the size of the muscles, this product is also known to have positive effects on the sexual activities of men by giving them bigger and harder erections.