There are several good guesses why cats purr. One of the most obvious reasons is cats seem to purr when they're feeling good. However, the case isn't always the same. Cats also purr when they're hungry, injured, or frightened. For cat lovers, though, these vibrations bring bliss, especially when these fur balls give hints it's time to cuddle.
Cat lovers aren't only the ones who should feel joy when cats purr. Actually, the whole humanity should. Scientists have studied the effect of cat purrs, and they have discovered it brings benefits to human health. Meaning, cat purrs don't only make us happy, but healthy, too!
With 20-140 Hz range, cat purrs tend to be very therapeutic to physical and mental health. There are seven amusing ways of how these cat purrs help improve human lives:
Cat purr lowers stress by calming the nerves.
Cures shortness of breath
Cat purring eases dysponea, which is a shortness of breath, in both cats and humans.
Hearing a cat purr can lower blood pressure.
Sound frequencies between 25 and 200 Hz, which cat purrs belong, can promote bone regeneration.
Lowers heart attack risk
Cat owners have 40% lower risk of heart attack, as compared to non-cat owners.
Studies suggest that the vibrations produced by purr can help heal body wounds.
Cat purr with its vibrations heal soft tissue injuries.