Jane Clarke, an incontinence nurse at ConfidenceClub, warned that the ultra-popular carnivore diet could lead to heart disease, constipatiion, colon cancer, and even scurvy.Jane Clarke, an incontinence nurse at ConfidenceClub, warned that the ultra-popular carnivore diet could lead to heart disease, constipatiion, colon cancer, and even scurvy.Read MoreHealth News | Mail Online