Fantasy Football: 4 Things We Learned From Week 4

We're four weeks into the NFL season, so we have loads of new information at our disposal. Players we thought were less-than-relevant fantasy football options are racking up the points. (We're talking to you, Jaron Brown.) Defenses we believed would be easy matchups for opposing offenses have turned into brick walls. (We're talking to you, Buffalo Bills.)

If you want to stay on top of your fantasy football league, it's important to adapt to the ever-changing NFL landscape. With that in mind, here are four takeaways from Week 4.