Muscle strength

Definition

Muscle strength is the ability of a muscle or group of muscles to exert force against resistance. It plays a critical role in overall health, mobility, and functional independence.

5 Must Know Facts For Your Next Test

1. Adequate protein intake is essential for maintaining and improving muscle strength.
2. Iron deficiency can lead to decreased muscle strength due to reduced oxygen delivery to muscles.
3. Vitamin D deficiency is associated with weaker muscles and a higher risk of falls in older adults.
4. Antioxidants like vitamin C and E help protect muscle tissue from oxidative stress and support recovery.
5. Regular physical activity, including resistance training, is crucial for preserving muscle strength across the lifespan.

Review Questions

• How does iron deficiency impact muscle strength?
• Why is vitamin D important for maintaining muscle strength?
• What role do antioxidants play in supporting muscle strength?

Related terms

Protein Synthesis: The process by which cells build proteins, essential for muscle repair and growth

Oxidative Stress: An imbalance between free radicals and antioxidants in the body, leading to cell damage

Resistance Training: A form of exercise that improves muscular strength by making muscles work against a weight or force