We're seeing a natural decline in athleticism in Rich Eisen, who is now 45 years old.

Last year, Rich broke his record by getting under six-seconds. This year's finish of 6.10 shows that the NFL Network host has possibly hit his peak.

Here's the NFL Network having some fun with Rich's 40, comparing him to the top performers at the Combine:

Eisen has been running the 40 at the Combine since 2005.