根据下列内容，回答199-202题。
Even a small reduction in salt in the diet can be a big help to the heart. A new study used acomputer model to predict how just three grams less a day would affect heart disease in theUnited States.
The result: thirteen percent fewer heart attacks. Eight percent fewer strokes. Four percentfewer deaths. Eleven percent fewer new cases of heart disease. And two hundred forty billiondollars in health care savings.
Researchers found it could prevent one hundred thousand heart attacks and ninety-twothousand deaths every year.
The study is in the New England Journal of Medicine. Kirsten at the University of California,was the lead author. She says people would not even notice a difference in taste with three grams,or one-half teaspoon, less salt per day. The team also included researchers at Stanford andColumbia University.
Each gram of salt contains four hundred milligrams of sodium, which is how foods may listtheir salt content.
The government says the average American man eats ten grams of salt a day. The AmericanHeart Association advises no more than three grams for healthy people. It says salt in the Americandiet has increased fifty percent since the nineteen-seventies, while blood pressures have also risen.Less salt can mean a lower blood pressure.
New York City Mayor Michael Bloomberg is leading an effort called the National SaltReduction Initiative. The idea is to put pressure on food companies and restaurants.
Mayor Bloomberg has already succeeded in other areas, like requiring fast food places in thecity to list calorie information. Now a study by the Seattle Children's Research Institute shows howthat idea can influence what parents order for their children.
Ninety-nine parents of three to six year olds took part. Half had McDonald's menus clearlyshowing how many calories were in each food. The other half got menus without the calorie
information.
All the following are related to the salt in diet except__________.

A.Strokes
B.heart attacks
C.blood pressures
D.stomach diseases