So are they saying kids find TV and computers stimulating? That's the way I read it.

Maybe if the kids ate food that naturally lowers blood pressure instead of salty crisps and sodas while remaining immobile for hours would improve the situation.

You could say the exact same thing about work.

Excercise time raises kids' blood pressures

MEDICAL RESEARCHERS claim that spending too much time in the gym is causing an epidemic of high blood pressure amongst kiddies.