Cat Purr Healing Science. Cat owners might be onto something. The healing power of cat purrs by micaela | source:here jul 21st, 2013.
People have been surprised that, even when badly injured, a cat will purr loudly, as if to assist its own healing process. All cat species have purr frequencies between 20 hertz and 150 hertz with the exception of the cheetah.” The proponent hasn't yet published any experiments to demonstrate the effect.
But the general consensus of veterinarians and scientists is that purring doesn’t actually originate from the throat.
People have been surprised that, even when badly injured, a cat will purr loudly, as if to assist its own healing process. The cite in the question is to an article called the cat's purr for healing which excepts from a book by paula peterson, who interviewed a researcher called elizabeth von muggenthaler, so that is where we must go to find the evidence. The power of a cat’s purr has been linked to lowering stress, reducing risk of heart attack, decreasing symptoms of dyspnoea (difficulty breathing), and even strengthening bones. People have been surprised that, even when badly injured, a cat will purr loudly, as if to assist its own healing process.