The fashion of modern life is slim appearance, fit life and abundant activity. Increasing gyms, protein-based drinks and products, even phone applications are details that meet the demand from different branches as a result of people realizing the importance of exercising. In this process, it is very important to regulate nutrition as much as to do workout. Well, what to eat and drink before workout? What should those who want to gain muscle and lose weight should eat? In this article, we will be sharing the tips of pre-workouts nutrition.