Federal regulators want companies to stop selling homeopathic human chorionic gonadotropin to help people lose weight to stop. The regulators said the marketing of the products makes them "unnapproved new drugs" and that's against the law.
A federal appeals court ruled that most bone marrow donors can be paid. The decision has sparked debate among advocates who believe compensation will create incentives for people to donate bone marrow, and the Justice Department, which argues compensation may compromise patient safety.
Bedbugs' eagerness to mate with their kin is one reason their populations have taken off so dramatically, new research suggests. Inbreeding comes naturally to them, and it doesn't seem to hurt their offspring much, as is the case with most other creatures.
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