If you’re underweight, you could be damaging your body. It can cause stunted growth, weakened muscles and a lack of energy: bad news if you want to keep up with your mates.
You may have wondered for a while if you are underweight. Perhaps friends or your parents have mentioned it.
You can check whether you’re a healthy weight by using ourHealthy weight calculator.
If you are underweight, your GP, practice nurse or school health visitor can give you help and advice. There may be an underlying medical cause for your low weight that needs to be checked out. Perhaps you haven’t been eating a healthy, balanced diet. Or maybe you’re having emotional problems, and have changed your eating habits.