Metabolic Benefits of Physical Activity

Richard P. Troiano, Ph.D.

Second Forum on NCD Prevention and Healthy Lifestyles Promotion

«For Healthy Life»

Prevention and Chronic Effects

• 2.5 hours/week of moderate to vigorous physical activity helps prevent T2DM onset in high risk individuals A/A

• Resistance exercise increases muscle mass A/

• Aerobic and resistance training improve insulin action, glucose control, fat oxidation and storage in muscle B/

• Activity increases cardiovascular fitness, which reduces all-cause and CVD mortality C/

Acute Effects

• Increased glucose uptake into active muscle, which is not impaired by insulin-resistance A/

• Physical activity can improve systemic insulin action for 2-72 hours post-exercise A/

• Low risk of hypoglycemia with moderate intensity PA in those not using insulin or secretagogues C/

• Acute effects of resistance exercise in persons with impaired fasting glucose lead to lower fasting glucose for at least 24 hours. C/

• Combo of aerobic and resistance exercise more effective than either alone B/

Source

Exercise and Type 2 Diabetes. Joint Position Statement of American College of Sports Medicine and American Diabetes Association

Medicine and Science in Sports and Exercise. 2010: 42(12); 2282-2303.