How to Gain Muscle for Skinny People? Measures to gain muscle for skinny people include changing eating habits and actively exercising with appropriate exercises. Over time, the appearance of people with slim figures has become more fitted. The first secret to gain muscle for skinny people is to skip single exercises that only focus on one muscle group. Combination movements will work more muscles than single exercises that focus on just one muscle - joint. Besides, alternating heavy and light exercises between days of the week will help muscle fibers develop better. Besides training multiple muscle groups, practicing diligently with more frequency and intensity also helps muscle gain for skinny people. Many people have done full-body exercises 3 times/week, 90 minutes/time with great effort and the results are very encouraging: Better muscle gain. The muscle need to be challenged to grow, and training at a higher frequency means giving the muscles a greater challenge. So to gain muscle, skinny person should practice the habit of doing full-body exercises or upper body/lower body exercises to exercise all muscle groups at least 2 - 3 times/week. There is a similar exercise to gain muscle for skinny people, which is: This is a marathon, not a sprint. That means that to gain muscle, skinny people need to consider this a persistent, long-term training process with a duration of years, not a day or two. Practitioners can practice alone or with friends to practice several times a week. The most important thing is to believe that you can do it. It's important to gain muscle for skinny people by eating and drinking.