Obesity: Causes, Health Risks, Treatment & Weight Loss

Learn how obesity affects diabetes, blood pressure, fatty liver, sleep and heart health and what evidence-based treatment can involve.

Why Does Obesity Matter?

Obesity is a chronic health condition associated with several metabolic and cardiovascular problems.

It is not simply a question of appearance or willpower.

Health conditions associated with excess weight

These can include:

  • Type 2 diabetes
  • Hypertension
  • Dyslipidemia
  • Fatty liver disease
  • Sleep apnea
  • Joint problems
  • Cardiovascular disease

What causes weight gain?

Body weight is influenced by multiple factors:

  • Food intake
  • Physical activity
  • Sleep
  • Stress
  • Genetics
  • Medications
  • Hormonal and metabolic factors
  • Environment

Is crash dieting effective?

Extreme diets may produce short-term weight loss but can be difficult to sustain.

A better approach is usually an individualized plan involving nutrition, physical activity, sleep and medical evaluation where appropriate.

When should you see a doctor?

Medical assessment is especially useful when obesity occurs with diabetes, hypertension, sleep problems, fatty liver, abnormal cholesterol or difficulty losing weight despite sustained lifestyle efforts.


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