Can 20 minutes of exercise per day boost immunity?

Nov 21, 2022 Source: Cainiu Health

Dr. Lin Yunfei

Introduction

Exercising moderately for 20 minutes a day can boost immunity, but excessive exercise cannot. Moderate physical activity helps promote the normal function of the immune system by increasing the activity and number of immune cells, improving the circulatory system, and reducing chronic inflammation. In addition, moderate exercise helps lower stress levels and improve mental health, which also positively affects immune function.

Generally, moderate exercise for 20 minutes a day can boost immunity, but excessive exercise cannot. The detailed explanation is as follows:

1. Yes: Engaging in 20 minutes of moderate exercise daily can help enhance immunity. Moderate physical activity supports the normal functioning of the immune system by increasing the activity and number of immune cells, improving circulation, and reducing chronic inflammation. Additionally, it helps lower stress levels and improve mental health, which positively impacts immune function.

2. No: However, excessive exercise may have adverse effects on the immune system. High-intensity exercise can trigger a physiological stress response in the body, leading to reduced immune function. Over-exercising may result in fatigue, immune exhaustion, and hormonal imbalances, thereby weakening the immune system. Excessive fatigue may also increase the risk of infections and prolong recovery time from injuries or illnesses.

It is recommended to determine an appropriate exercise intensity and duration based on your individual fitness level and advice from a healthcare professional.

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