Roller Remedy

A number of red blood cells are seen through a microscope, enmeshed in fibers

Cargo trucks for your bloodstream? This is Sandra Tsing Loh with the Loh Down on Science. Your bloodstream is a highway that moves nutrients throughout your body! Doctors can use this highway to ship helpful drugs ANYwhere. But since it is so vast, those drugs can also end up EVERYwhere!

Continue reading