Brad Biggs: Bears have been more aggressive on defense despite blitzing less. But they need to heat things up against Rodgers and Packers.

CHICAGO — As counterintuitive as it might seem, the Chicago Bears have become more aggressive on defense by blitzing less than they did a year ago.

With almost entirely the same personnel as they used under Chuck Pagano last season, the Bears have returned to the top 10 in many key defensive metrics under first-year coordinator Sean Desai.

The Bears rank eighth in total defense, tied for seventh in points allowed, tied for ninth in takeaways and third in the red zone and lead the NFL with 18 sacks entering Week 6, something they’ve accomplished by blitzing — defined as rushing five players or more — on only