Study suggests brain may be key to the connection between negative emotions and inflammation

But these drugs are rarely prescribed for people who abuse alcohol, experts say

Area related to memory, emotion was even smaller in players with history of concussions, researchers note

Injectable therapy shows promise in global trial but more study needed, researchers say

Researchers say increased awareness, diagnosis could explain some of the 29 percent increase over a five-year period

But these drugs are rarely prescribed for people who abuse alcohol, experts say

Area related to memory, emotion was even smaller in players with history of concussions, researchers note

Injectable therapy shows promise in global trial but more study needed, researchers say

Researchers say increased awareness, diagnosis could explain some of the 29 percent increase over a five-year period

Testing for the potentially fatal respiratory infection is underway, officials say