Louisiana cornerback Keyon Martin shared a heartening update on social media from the hospital after being stretchered off the field against Texas State on Tuesday night. Martin is believed to have suffered a head or neck injury. But whatever injuries he did sustain, Martin wanted to assure fans and concerned observers that he would, indeed, be OK. And he did it with a simple message and a selfie. JLAB has the best audio products in the game – and they’re ready to take care of you this football season. Whether you’re traveling to watch your favorite team play or just streaming the game at home…