Treatment for bradycardia may include medication or, in severe cases, the insertion of a pacemaker to regulate heart rhythm.
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Meat, fish and chicken (2-3 ounces of cooked lean meat, poultry or fish): no wider or thicker than the palm of your hand
Potatoes or rice: about the size of your fist
Bread: one roll the size of your fist or one slice as thick as your palm
Pasta (1/2 cup of cooked cereal, rice or pasta): two fistfuls
Pasta sauce: one fistful
Cheese: a one-inch cube, about the length from the tip of your thumb to the first joint down