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.
Ideal body weight is conventionally determined by the Metropolitan Life Tables, or as a BMI of 25 kg/m2. In 1991, the National Institutes of Health defined morbid obesity as a BMI of â¥ 35 kg/m2 and severe, obesity-related comorbidity as a BMI of â¥ 40 kg/m2.