Going home for the holidays can be complicated. That's especially true for many in the first generation of openly gay and lesbian seniors, who may have severed family ties years ago. Guest host Celeste Headlee speaks with two senior gay activists about a new Philadelphia apartment complex aimed at providing a home and a community for LGBT seniors.
The last three decades have seen a dramatic increase in early-stage, but not late-stage, breast cancers, as mammography has become routine. Some researchers are concerned that women are being treated for cancers that would never turn deadly.
Ultrasound often catches fetuses opening their mouths, but whether they're really yawning or not has been up for debate. Now, with some fancy ultrasound techniques, scientists have show that babies do indeed yawn in the womb.
Although new HIV infections have dropped by as much as 50 percent in many African countries, the fight against AIDS seems to be losing its footing in Eastern Europe and parts of Asia. New infections nearly quadrupled in China between 2007 and 2011.
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