RT Book, Section A1 Murtagh, John SR Print(0) ID 1124412098 T1 | O | T2 Murtagh's General Practice Companion Handbook, 6e YR 2019 FD 2019 PB McGraw-Hill Education PP Sydney, Australia SN 9781743760048 LK murtagh.mhmedical.com/content.aspx?aid=1124412098 RD 2024/03/29 AB The WHO definition of obesity is an abnormal or excessive accumulation of body fat that may impair health. The outstanding cause of weight gain in exogenous obesity is excessive calorie intake coupled with lack of exercise. Useful measuring instruments include: