Spread through body fluids, such as blood and saliva. (yourgenome.org)
You can see the relaxation spread through their bodies like a wave and it's amazing to be able to provide that for an animal. (southjerseyregionalanimalshelter.org)
We had him on medication to try to keep any infection from spreading through his body and continued with the medications for his heart and for the fluid surrounding it. (petsalive.com)