Health

Young people after Obamacare: Some ER visits down, others way up

While emergency department visits for young adults ages 19 to 25 decreased slightly overall following the implementation of the Affordable Care Act (ACA), visits for mental illnesses in this age group increased "significantly," ...

Medical research

Age-related cognitive decline tied to immune-system molecule

A blood-borne molecule that increases in abundance as we age blocks regeneration of brain cells and promotes cognitive decline, suggests a new study by researchers at UC San Francisco and Stanford School of Medicine.

Cancer

Watching tumors burst through a blood vessel

Cancer cells metastasize in several stages—first by invading surrounding tissue, then by infiltrating and spreading via the circulatory system. Some circulating cells work their way out of the vascular network, eventually ...

Medical research

Team creates cells that line blood vessels

In a scientific first, Harvard Stem Cell Institute scientists have successfully grown the cells that line the blood vessels—called vascular endothelial cells—from human induced pluripotent stem cells (iPSCs), revealing ...

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