With a sweep of the pen, President Donald Trump has ended a Biden administration effort to lower the cost of prescription drugs for people on Medicare and Medicaid.

Reduced risks seen for neurocognitive, coagulation, cardiometabolic disorders; increased risks seen for GI, arthritic disorders ...

Antimicrobials, vaccines and anti-inflammatories are linked to reduced risk for Alzheimer's disease and dementia; antipsychotics and diabetes drugs are tied to a higher risk.