Calories provide energy, which we need to survive and perform daily activities. The calories we get from food and beverages allow us to breathe, walk, run, laugh and even pump blood. Calorie needs vary depending on age, sex, height and activity level. Calorie needs are often higher during the teenage years than any other time of life. During this period of rapid growth and development, boys require an average of 2, calories a day, while girls require an average of 2, calories a day.

My two boys are hungry ALL the time!



Teenage boys really do eat a lot: study | Reuters
Back to Healthy weight. Are you worried about being underweight? Or perhaps your friends or parents have mentioned it? We all grow and develop at different rates. You may have friends who are taller, heavier and more muscular than you. You can check whether you're a healthy weight by using our BMI healthy weight calculator.


Common Mental Health Issues in Teens
People today eat way more than they used to — and way more than they need to. This means that they're constantly taking in more calories than their bodies can burn. Unfortunately, lots of us don't realize that we're eating too much because we've become so used to seeing and eating! People who consistently overeat are likely to become overweight.



Many parents start to worry when they see their teen gaining weight. Many parents want to know how to handle teen weight gain without causing more problems, such as disordered eating or an eating disorder. Learn about teenage weight gain and what you can do to help without harming your relationship with your teen in this article.