Martin has entered the league's concussion protocol and has been ruled out for the rest of Sunday's game against the Browns, Cam Inman of The San Jose Mercury News reports. The 49ers are on a bye in ...

The San Francisco 49ers have taken several hits on the defensive side of the ball this season, especially at linebacker with Fred Warner out for the season and Tatum Bethune out with a high-ankle ...

The San Francisco 49ers have taken several hits on the defensive side of the ball this season, especially at linebacker with Fred Warner out for the season and Tatum Bethune out with a high-ankle ...

Martin has exited Sunday's game against the Browns and is being evaluated for a possible concussion, Nick Wagoner of ESPN.com reports. Martin will be analyzed by one of the league's independent ...

The San Francisco 49ers are getting thinner and thinner at linebacker, as rookie Nick Martin suffered an injury against the Cleveland Browns. The San Francisco 49ers opened rookie quarterback Kurtis ...

The San Francisco 49ers may be beating the Cleveland Browns 23-8 in their Week 13 interconference meeting at Huntington Stadium on Sunday, but they've been taking a beating. After losing linebacker ...

The ongoing beef between Warriors star Draymond Green and former NBA star Kenyon Martin took another odd turn on Tuesday. Before the latest episode of Gilbert Arenas' "Gil's Arena" show, former ...

Zack Martin, born on November 20, 1990, in Indianapolis, Indiana, is a former professional American football offensive guard who spent his entire 11-year NFL career with the Dallas Cowboys. Renowned ...