Some actions that we can do to prevent an immune defiienccy are:
- Fulfilling our daily vitamin requirement
Vitamins will improve our immune system and help us to fight foreign substances that enter our body
- doing a daily exercise
Physical activities will help flush our unwanted virus/bacteria from our body before they even begin to contaminate the cells.
- Make your surrounding area clean
So you can prevent the virus/bacteria from entering the body in the first place.
The approach to handling unethical behaviour ina company should be proactive, which means that steps should me taken before unethic situation happen. But if it happens, you should follow the established protocol to report unethical behaviour.