Complex sentence: "My Scrubs" reveals that Kelso has always known about how patients with no health insurance have been receiving treatment, but keeps quiet to keep the system running and to benefit a friend, Maggie Kent, with a foot injury.
Split into simpler sentences: My Scrubs reveals that Kelso has always known about how patients with no health insurance have been receiving treatment. This is after he keeps quiet to keep the system running and to benefit a friend, Maggie Kent, who has a foot injury.