Our metabolisms are often blamed for weight gain, or failed weight loss attempts and they can definitely play a role; therefore Live Fit Personal Training + Nutrition wants to share some tips with you on how to boost your metabolism! First, what is metabolism? Metabolism is the process by which our bodies convert what we eat into the energy we need to survive and function. Your metabolism is based on how much energy your body need to complete its daily functions. Next, what are factors naturally affect your metabolism?