Importance of fitness and exercise:Humans knows the Importance of fitness and exercise in their life style to live happily with their family and to achieve their carrier goals, financial goals.in this document you just know the importance of fitness and mental health in every humans life. Physical activity or exercise can improve your health and reduce the risk of developing several diseases like type 2 diabetes, cancer and cardiovascular disease. Physical activity and exercise can have immediate and long-term health benefits. Most importantly, regular activity can improve your quality of life. The word ketogenic is derived from the word “ketosis” which means the state of the body when it doesn’t have enough glucose in it to turn it into energy, so it generates ketones that work as an amazing source of energy for both the body and the brain which makes it a great option for losing weight in a short term.