Robert Dannals News Today

Comparing PET scans of more than 90 adults with and without mild cognitive impairment (MCI), Johns Hopkins Medicine researchers say relatively lower levels of the so-called “happiness” chemical, serotonin, in parts of the brain of those with MCI may

In a new study using brain scans of former NFL athletes, Johns Hopkins Medicine researchers say they found high levels of a repair protein present long after a traumatic brain injury such as a concussion takes place. The repair protein, known as 18 k

"The findings show that participating in repeated collision sports like football may have a direct link to long-term inflammation in the brain."

Hopkins Medicine adds to growing stack of evidence that collision sports involving repeated blows to the head may lead to dementia and other forms of cognitive disorders

Treating bacterial infections associated with orthopaedic implants has often been a case of too little, too late. The traditional therapy has been a combination of prolonged antibiotics, including rifampin, a 50-year-old drug that has been a staple i

Treating bacterial infections associated with orthopaedic implants has often been a case of too little, too late.

Johns Hopkins Medicine researchers have shown that PET scans can be used to “see” the movement of the drug rifampin in a living body, so that it can