Keeping ocean currents from spreading disease in farmed salmon

Currents in the ocean and fjords spread viruses that are killing large numbers of farmed salmon. Where should fish farms be built? And should they all be in use at the same time? Researchers now know more about how to limit the virus problem.

High drug use in nursing homes

A number of different medications are used to treat psychiatric disorders in Norwegian nursing homes. Even when residents’ symptoms show improvement over time, new research shows that many of them continue to be given the drugs.