The boy died at a hospital less than an hour after his mother called 911, saying he was “was unresponsive and not breathing,” police said.

Body mass index, or BMI, is computed by dividing your weight by your height (squared). It is generally used to help you ...

BMI is a widely used tool for assessing obesity, but it has limitations. It doesn't account for muscle mass, fat distribution or bone density. Experts suggest using it alongside other measures for ...