Overnight Health Care: FDA approves first Alzheimer’s treatment since 2003 in controversial decision | Biogen’s CEO defends the $56,000 price tag | Biden hits crunch time on vaccinations

Welcome to Monday’s Overnight Healthcare. A good indication that there are too many bugs around is when they show up on the weather radar. If you have any tips, email us at nweixel@thehill.com, psullivan@thehill.com, and jcoleman@…