New study of nearly 2,000 former NFL players found that 34 percent think they have CTE, a condition it is not yet possible to confirm in a living person. Former players who believed they had CTE reported significantly more cognitive problems, depression, suicidality, chronic pain, and other problems than those who did not have concerns.

Roughly one-third of former professional football players surveyed believe they have CTE, a study found. The brain disease is linked to repeated hits to the head.

Chronic Traumatic Encephalopathy (CTE) has become a significant concern in the world of sports, particularly in football. A recent study conducted by Harvard

Among former NFL athletes who volunteered to complete a questionnaire, 34.4% said they perceived they had CTE, according to Rachel Grashow, PhD, MS, of the Harvard T.H. Chan School of Public Health in Boston, and co-authors.

Far from the lime light of the football field, former NFL players are asking themselves a chilling question: do I have CTE? About a third of surveyed football players in a new study in the journal JAMA Neurology think they have CTE,

CTE also reported having suicidal thoughts Approximately one-third of former football players believe they have a degenerative brain disease known as chronic traumatic encephalopathy (CTE), according to a new survey.

About 35% of 1,980 retired professional football players who participated in a survey said they believe they have CTE, Harvard University study finds.