Can you prevent getting disease in normal flora?

Answer 1

Normal flora cannot cause a "disease". But if normal flora is disrupted it can become a pathogen and then cause infection. Some diseases, like Diabetes, can disrupt normal flora and cause infection, especially yeast infections on the skin or in the vagina of women.

Answer 2

The presence of normal flora helps prevent disease. This normal flora is important in the colon, vagina, and on the skin.