The findings, based on an analysis of records from 2.5 million VA patients, support much of what scientists already suspected but contain surprises, too.

The Biden administration said Medicare will negotiate discounts with drug companies on 15 drugs prescribed to treat cancer, diabetes and asthma.

The government is expected to pay lower prices for Ozempic and Wegovy starting in 2027. The Trump administration will decide whether to expand coverage for millions of Americans.