My Little Pony: Friendship is Magic- "A Health of Information""A Health of Information" is the 20th episode of season seven of My Little Pony Friendship is Magic and the one hundred and sixty-third overall. It will premier September 23, 2017.
SYNOPSIS: "While helping Fluttershy gather supplies, Zecora comes down with a terrible disease called “Swamp Fever". Even though a cure has not been discovered, Fluttershy makes it her mission to heal Zecora no matter what it takes."