Medications

Is ayahuasca safe? New study tallies adverse events

There is a high rate of adverse physical effects and challenging psychological effects from using the plant-based psychoactive ayahuasca, though they are generally not severe, according to a new study by Daniel Perkins of ...

Psychology & Psychiatry

Botox influences the control of emotions in the brain

The bacterial toxin botulinum toxin (BTX)—colloquially known as Botox—is probably known to most people as a remedy for wrinkles. But botulinum toxin can do even more: if it is injected into the forehead, for example, ...

Health

Scientists use 'sleep age' to infer long-term health

Numbers tell a story. From your credit score to your age, metrics predict a variety of outcomes, whether it's your likelihood to get a loan or your risk for heart disease. Now, Stanford Medicine researchers have described ...

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