Dreams have been described as dress rehearsals for real life, opportunities to gratify wishes, and a form of nocturnal therapy. A new theory aims to make sense of it all. Source: Original cartoon by ...

A 2022 paper found “Significant racial/ethnic disparities in dermatologic care,” partly, they suggested, because non-white skin is “underrepresented in dermatologic education” and research. A lack of ...

The pulse oximeter is a device that estimates a person’s oxygen saturation level, a measure of the oxygen concentration in their blood, by shining light through their tissue, typically a fingertip or ...