Check out CDC.Gov for all questions about potential health issues and suggested or required vaccinations for any country your travel plans will take you.
The first time I travelled to Africa back in the nineties, I went to the local county health clinic to find out what, if anything, I needed. They brought out a large tattered book and opened it the Tanzania to see where I was going and what I needed in the way of protection.
Now you have it all at your finger tips.