Paragraph 2
In the
, doctors analyzed 10 years of health
of more than nine million people. Nearly all of
patients could have stopped a heart attack. A
said: "We have known for many
that there is a small number of [changeable] risk
for heart disease, and...often more than
is present...leading up to heart attacks, heart failure, or strokes." He said
needed to treat the factors that lead to heart attack, stroke, or heart
. The researcher said the
was to work on finding ways to control risk factors.
