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In a paper out this week, scientists argue that a common industrial chemical is contributing to Parkinson’s disease. The chemical is called trichloroethylene, or TCE. And while some states have recently banned its use, TCE remains widely present throughout the U.S.

Getting enough sleep is refreshing for both you and your immune system, a new review of research out Monday suggests. A team found that sleeping fewer hours a night around the time of vaccination was associated with lower levels of vaccine-related antibodies, at least in some groups. More research is needed to…
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The Centers for Disease Control and Prevention is now advising people to get screened for hepatitis B at least once in their lives. Though the infection can be managed with antivirals and prevented with a highly effective childhood vaccine, many Americans today are still living with chronic hepatitis B, which can…

On Thursday, Vermont Sen. Bernie Sanders and a gaggle of Democrats introduced a new bill that would cap insulin drug prices to just $20 per vial no matter which company is making it.
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