Stop Pathogens From Spreading. Ways to defend yourself from pathogens include: Good personal hygiene, or cleanliness. Getting enough physical activity. Getting enough rest or sleep. Keeping the environment clean. Protecting Yourself. Avoid close contact with people who are ill.
Get enough sleep
Avoid tobacco, alcohol and drugs
Avoid strenuous activity when sick
Make sure you have been vaccinated
Learn to manage stress
Get regular medical checkups