I have to write a 2 page synthesis about the immune system... I need help

I don’t know what you need, but here are some facts

The immune system saves lives.
Before scientists understood the immune system, illness was chalked up to unbalanced humors.
Two men who unraveled the immune system's functions were bitter rivals.
Specialized blood cells are the immune system's greatest weapon.
The spleen helps your immune system work.

YOU HAVE IMMUNE CELLS IN ALL OF YOUR TISSUES.

HOW FRIENDLY YOU'RE FEELING COULD BE LINKED TO YOUR IMMUNE SYSTEM.

YOUR IMMUNE SYSTEM MIGHT RECRUIT UNLIKELY ORGANS, LIKE THE APPENDIX, INTO SERVICE.

GUT BACTERIA HAS BEEN SHOWN TO BOOST IMMUNE SYSTEMS IN MICE.
I hope this is helpful and if you need more, tell me

People who utilizes the progression principle will ensure their exercise program increases in frequency, intensity, time, and type. the changes need to happen gradually in order to ensure they make gains in their fitness program. a person who doesn't utilize the progression principle can still gain health benefits from exercising, but will not continue to improve in cardiovascular fitness.