When ??n it comes to injuries or health issues to do with bones, muscles, and joints a rheumatologist who spent years specializing in the field would ordinarily treat patients But picture this – a man in his early 80s who has never set foot in a class who can barely speak Swahili is attending to people with various bone-related issues With no medical knowledge or specialized equipment, Joseph Leinene uses his bare hands, saliva, and jelly. Those who have had a session with the old man know what excruciating pain feels like, but they have many tales of recovery.