Homecauses obesity BMI Body mass index. Indice de masse corporelle IMC BMI Case Less than 18.5 Thinnest 5.18 to 9.24 Natural 25-29.2 Overweight 30-34.9 Obesity 35-40 Obesity More than 40 Obesity deadly Facebook Twitter Share:BMI Body mass index. Indice de masse corporelle IMC Facebook Twitter WhatsApp Pinterest LinkedIn Reddit Tumblr Telegram Email