Simplify the following text for a Grade 8 native English-speaking person.
Original: Gay Men 's Health Crisis ( GMHC ) and AIDS Coalition to Unleash Power ( ACT UP ) were founded to advocate on behalf of those stricken with the disease .
Simplified: Gay Men 's Health Crisis ( GMHC ) and AIDS Coalition to Unleash Power ( ACT UP ) were organizations that were started because of the crisis . Their purpose was to advocate on behalf of those AIDs victims .