Young would be the 13th U.S. inmate to be put to death this year.
The National Institutes of Health study will look at genes and social stresses.
The complaint doesn't seek money from them, but instead seeks to have their cases moved to federal court — where a 2002 federal act may provide more protection for MGM.
Coaches and administrators were "repeatedly informed" of Dr. Strauss's serial sexual abuse, according to the complaint.
Those most addicted to social media sites were 53 percent more likely to develop ADHD symptoms, the team reported.