Of corse they do! Remember in the movie ''Lucario and the Mystery of Mew'' how Mew got sick?
Exactly.
And in Pokemon HeartGold Version when you have to help out that lighthouse Ampharos?
Exactly.
And when Ash threw up in Pikachu's face?
Exactly.
Chat with our AI personalities
the sick boy in Pokemon diamond is in canalave city in the house on the very bottom left corner .x
You must be talking about the episode where ash and tracey get sick from a poisonous Pokemon and that episode is called the stun spore detour
i think it happens when you beat the elite four
PKRS makes a Pokemon sick and lets it battle better and get more exp points then normalo so it is great for leveling up. You get it by battling a Pokemon that has it then go to nurse joy in the Pokemon center.
After returning to the sick Pokemon in the light tower (bring your medicine from Cianwood with you).