Every week, Dr. Roizen discusses the latest health headlines YOU need to know.In this episode, Dr. Roizen talks about the latest health headlines that YOU need to know, including the following topics:  High school boys fear looking weak if they report a concussion. Washing your hands in cold water is just as effective as washing in hot water. What matters is the amount of water and length of washing. Jumping and running is actually good for your back, but there's a certain speed at which you should perform these activities. Less dietary salt is coming from packaged foods. Is this a healthy eating trend? Drinking non-cow milk is linked to height reduction in kids. Minorities are more likely than Caucasians to get low-value health care. Police violence is linked to increased risk of suicide attempt in the victim. Childhood cancer survivors have fewer long-term side effects. Even moderate drinking may be bad for your brain if you're over the age of 60. PLUS so much more... Bonus! This Dangerous Bacteria Could Be Hiding in Your Fridge