Original: Similar to the 1980s wrestling boom, the Attitude Era was a surge in the popularity of professional wrestling in the United States from the late 1990s to early 2000s, as television ratings and pay-per-view buy-rates hit record highs.
Simplified: The Attitude Era professional, like the 1980s wrestling boom, made wrestling more popular in the United States from the late 1990s to early 2000s.