Does concussion accelerate Alzheimer’s?

Does concussion accelerate Alzheimer's?
As scientists search for the effects of brain injury, a long-term study looks at signs of Alzheimer’s, cognitive ability and past concussion. Links exist, but they are murky. More »

Lying liars lie!

Lying liars lie!

We lie for many reasons: Glory. Money. Both. Something else. Is there a science of detecting lies? Does the digital realm make lying harder? Easier? Both? More »

Pitching the biomechanics

elbow ligaments and tendon (illustration)
The fate of baseball teams valued at hundreds of millions of dollars and followed by millions of rabid fans can come down to the elbow ligaments of a handful of young men who can throw a ball nearly 100 mph. But that doesn’t mean the best science guides their training. More »

Traumatic brain injury

Traumatic brain injury

Charges that NFL “deliberately and fraudulently concealed” … link between head impacts and brain damage. What is the science of traumatic brain injury? More »

Science Meets Sports

Science Meets Sports

The Why Files looks at kinesiology, sports medicine, psychology and some ancient Olympic history, brought to life. More »

Sports Injuries

Sports Injuries

It’s not just football. Hockey and biking are dangerous sports too. What are the real dangers of our athletic obsessions? What is the link between concussion and depression later in life? More »