Having to pay as little as $10 of a mammogram’s cost leads many older women to skip the breast cancer exam, a large study of Medicare users finds.

Older women who take calcium supplements to maintain bone strength may have an increased risk of heart attack, researchers in New Zealand said.

Cutting dietary fat may also cut the risk of ovarian cancer, says a study of almost 40,000 older women that found the first hard evidence that menu changes protect against this particularly lethal cancer.

Older women who drink two or more alcoholic beverages a day may have an elevated risk of endometrial cancer, a new study suggests.