They don't. They've actually been shown to relieve stress.
No they didn't even have tv
no
No.
nope
No ADHD is from birth.
Yes some games can cause seizures.
well oyiosly no
Hypocalcemia can cause depression
They do tend to cause a decrease in language proficiency.
uh.. no
Yes
no more than you can by watching TV. eventually it will get old and stop working but video games wont be the cause.