What are three factors that can slow immune function?

The answer highlights three significant factors that can have a detrimental impact on the immune system: improper diet, excessive alcohol intake, and lack of exercise. An improper diet can lead to nutrient deficiencies that weaken the immune response, as the body relies on vitamins and minerals to function properly. For example, insufficient vitamin C, vitamin D, and zinc can lead to impaired immune function.

Excessive alcohol intake is another critical factor that compromises the immune system. Alcohol can suppress the immune response by affecting the balance of immune cells and reducing the body's ability to fight off infections. Long-term heavy drinking has been linked to increased susceptibility to respiratory infections and other diseases.

Lack of exercise is equally noteworthy, as regular physical activity has been shown to enhance the immune response. Exercise promotes good circulation and the effective movement of immune cells throughout the body. When individuals lack physical activity, they may experience reduced immune function and increased risk of illness.

Overall, the combination of these three factors clearly illustrates how lifestyle choices can impede immune function and underscore the importance of adopting healthy habits for optimal health.