Daryl Johnston | KERA News

Daryl Johnston

IsItLowT.com

Do you know your T-score? That’s ‘T’ as in Testosterone. There’s a nationwide campaign that’s especially hot in Texas urging men to check their testosterone levels and get treated for what’s become known as "Low T. " We dive into the details behind testosterone replacement therapy.

Lauren Silverman

Former Dallas Cowboy Daryl Johnston is using his fame shine a light on brain injuries in sports. He says all athletes should get a baseline assessment test before playing sports, and is working with the Center for BrainHealth in Dallas to promote awareness.