Being underweight and looking frail is not only an aesthetic problem but for many it will affect confidence, stamina, personality and performance. Negative impact of underweight may affect the person in many ways including getting selection in the preferred job like air hostess, as a model or actor, in defence service, police force etc; and the performance in the job, promotion, earnings; and even getting a life partner can be affected. Cell activation treatment is safe and effective in not only just gaining weight but to optimize health and optimize your body shape and figure. While gaining weight if you have any health problems like allergies, back pain or tiredness also get relieved. If there is no underlying major health problems you may be able to gain around 10-20% of body weight in the first month itself and possibly reach the optimal weight (BMI between 18.5 to 22) within 3 months.