Psychology & Psychiatry

Video: Prescribing nature for mental, physical health

Eating right and exercising are important ways to stay mentally and physically healthy. And instead of getting off the couch and hopping on a treadmill, you might want to consider going outdoors and reaping the health benefits ...

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Pressure

Pressure (symbol: p or P) is the force per unit area applied in a direction perpendicular to the surface of an object. Gauge pressure is the pressure relative to the local atmospheric or ambient pressure.

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