How and who can check. my bmi?

Online: You need your height and weight. You can also go to a primary care doctor. Check out http://nhlbisupport.Com/bmi/.

NHLBI: Try this website: http://www.nhlbi.nih.gov/health/educational/lose_wt/BMI/bmicalc.htm. This gives you an accurate BMI based on your height and weight, and gives you the guidelines for normal, underweight, overweight and obese. Just plug in the numbers.

Body mass index: BMI or body mass index can be calculated here: https://www.nhlbi.nih.gov/health/educational/lose_wt/BMI/bmicalc.htm There is also a BMI calculator app.