Body Mass Index (BMI). Body Mass Index (BMI) is measure of body fat based on height and weight that applies to both adult men and women. BMI does not differentiate between body fat and muscle mass. Therefore, body builders and people who have a lot of muscle bulk will have a high BMI but are not overweight or obese.
The bump: or hematoma as we call it, can last for 1-2 weeks. Sometimes it gets slightly worse before it gets better. If the child is acting normally, and not vomiting uncontrollably, she should be fine. If she starts doing those things, call your pediatrician.
Parents often worry about lumps and bumps on a baby's head unnecessarily. Babies normally have ridges and soft spots on their head for a while after birth. Many have a type of swollen gland that parents can feel when rubbing the head. All of this is normal. Let's begin with a brief overview of a baby's head.