The bacteria that live in humans' guts influence weight gain and health. By studying twins in Malawi, scientists have found that changes in this microbial community may also turn malnutrition into a fatal condition.
Under the health care overhaul, many people who find their job-based health coverage too expensive can get help buying insurance through exchanges. But rules just finalized by the Internal Revenue Service will limit who is eligible for a subsidy and could leave some families shut out.
Repairs to the New York City hospital are expected to allow a full reopening in early February. Engineers have been working around the clock to make everything is ready. Bellevue hasn't been able to care for trauma patients since the storm. That has put a strain on neighboring hospitals.
After Elyn Saks was diagnosed with schizophrenia, she thought she'd never be able to hold a job. Saks explains how she went on to become a law professor at the University of Southern California. Dr. Richard Friedman, of Weill Cornell Medical College, discusses balancing work and mental illness.
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