Taking the germ-blasting supplements within the crucial window is a critical component that often goes ignored and gives your immune system a targeted boost to battle a bug when it needs it most.
"... about 60 million to 70 million years back in our family tree, we lost the ability to produce vitamin C ourselves, whereas most other mammals can do this ... a lot of sour foods happen to have vitamin C. And that's one idea. Maybe we love sour food to keep ourselves flush with vitamin C."