Complex sentence: While in the NFL, he served as Team Captain in the 1999 and 2000 seasons, an NFL Players Representative for three years, a 2002 USA Today "All Joe" pick, and a spokesman for several commercials, including a nationally-televised Snickers commercial.
Split into simpler sentences: While in the NFL, he served as Team Captain in the 1999 and 2000 seasons. He was also an NFL Players Representative for three years, a 2002 USA Today "All Joe" pick, and a spokesman for several commercials, including a nationally-televised Snickers commercial.