RIO DE JANEIRO (AP) — From the day Mariana Migon discovered she was pregnant, she knew she wanted a natural birth. So just weeks before her due date, the first-time mother abandoned her obstetrician, her health plan and her private hospital room for the free public hospital in downtown Rio — where she had a real chance at a vaginal birth.

"If I'd stayed with my health care plan and my doctor, I would have had a C-section," said Migon, as she sat beside the incubator holding her baby girl, who was premature.

The man died July 30 in Yogyakarta province after being hospitalized for five days.

Officials say there's been a five-fold increase of cases of a new strain of swine flu that spreads from pigs to people.

A NASA spokesman said only that the former astronaut was recovering Wednesday.

Scientists have found new evidence for a theory about why some cancers return after they've seemingly been wiped out. Three studies in mice say tumors contain a pool of cancer stem cells that can multiply and seed the tumor's regrowth.

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Drug-resistant HIV has been increasing in parts of sub-Saharan Africa over the last decade, according to experts writing in the Lancet.