Anxious Americans endure long lines in search for monkeypox vaccine. As infections spread and fear mounts, many people at highest risk for the illness race to get a shot that’s still in short supply throughout the United States. Read more

Could a common diabetes drug ease bipolar disorder? Metformin appears to help treat bipolar disorder by reversing patients’ insulin resistance, according to a small-scale clinical trial. Read more

Alternative meds popular among seniors, but most don’t inform doctors. About 40% of older adults use at least one alternative medicine practice to help with body aches or mental strains, a new poll found. Read more

Two studies help confirm origins of COVID-19. As early as the fall of 2019, the new coronavirus made the jump from animals to humans at a market in Wuhan, China, researchers conclude. Read more