Close up image of a caretaker helping older woman walk

Study examines stroke risk without anticoagulation therapy in older men and women with AFib … Review shares state of the nation’s cardiovascular health … Experts propose better design for early drug trials for Alzheimer’s and related dementias … Scientists map gene changes triggering cognitive decline in aging … Novel possibility for stroke treatment: Nano-photosynthesis … New clues to origins of Parkinson’s disease open door to new therapeutics