Health Behaviours- Obesity

Question 1

Definition of obesity?

Answer 1

A very high body fat relative to lean body mass where health can be adversely affected.

BMI=/>30

Question 2

Assessing obesity/ CVD risk?

Answer 2

BMI
- Most used but not the most useful for CVD risk
Waist Circumference or Waist/Hip ratio is better.

Question 3

Causes of obesity?

Answer 3

Genetic (heritability ratio ~70%)

Epigenetic factors

Question 4

Treating obesity?

Answer 4

1) Behavioural therapy
2) Pharmacological therapy
- Orlistat
- Phentermine
3) Surgery
- Gastric bypass