My Cat's Secret Obsession! Why Felines Adore Massagers & Vibrators What are the side effects of vibration massage Dr Graeme Massagers Cat purrs are more than just comforting sounds. Research shows they may actually help heal the body. Scientists have found that when cats purr, the vibration of their sound falls between 25 Electric Relaxing Cat Massager Deep Tissue Stress Relief Tool Internet Convinced Cats Are 'Evolving' As One Gives Itself a Head Massage Newsweek