A Florida man in his mid-40s on a meat, fat, and dairy-heavy diet arrived at a Tampa hospital with ooze emanating from yellowish nodes on the palms of his hands, elbows, and the soles of his feet.

Following is a transcription of the video: Narrator: Making aloe products takes quick hands. Rudy Colón: The leaf has thorns. As it grows, it develops more thorns. Narrator: A good knife ...