Tuesday's health and safety news from the world of football:
- on the reaction of 50 military members who shared the practice field with the Denver Broncos last weekend.
- a photo gallery of the event.
- that Ray Lewis will serve as a coach for Spike TV's new series, "Coaching Bad," which will try to help youth coaches with anger issues.
- that former NFL quarterback Jeff Garcia has joined the coaching staff of the CFL Montreal Alouettes.
- on the "Brain Sentry" sensors worn by the Arizona Rattlers during the Arena Football League playoffs.
- Easton, Mass., native Thomas Healy, who helped to start HeadSmart Labs to research improvements in football helmets.
- on how coaches and trainers are keeping an eye out for concussions as South Texas schools began practice.
- at concussion issues as high school football practice begins.
- the need for hydration awareness during high school football practice.
-- Bill Bradley, contributing editor
