Mathematics (from Greek Î¼Î¬Î¸Î·Î¼Î± mathÄma, âmÃ¡thÄma, knowledge, studyâ) learning is the study of topics such as (quantity), numbers, structure, space and. Change there is a range of views among mathematicians and philosophers as to the exact scope and definition of. mathematics
1 The Obesity Guidelines focus on what interventions are effective for weight loss, and how this can best be managed in a clinical context.  The Obesity and Dietary Guidelines both recommend healthy eating, physical activity and behavioural modification to address overweight and obesity.
Overweight is determined by a body mass index (BMI) of 25 to 29.9 kg/m 2, and obesity is a BMI = 30 kg/m 2. Body fat distribution can be assessed by waist-to-hip ratios, with a ratio of greater than 1.0 for men and greater than 0.8 for women signaling increased risk of obesity.