Wizards guard/forward Cam Whitmore is having a rough December, but he has the tools and support around him to bounce back.

Trapped in a hell he helped make, a lone hacker aboard a space station far from home sneaks and fights his way through horrible mutants and killer robots in order to take down the monstrous artificial ...

The heart is a pump, and the blood goes round, and round, and round all the time. And why does it do that? Why can't it just have a rest? Well, the blood has to be kept moving around all the time ...

Julia Kagan is a financial/consumer journalist and former senior editor, personal finance, of Investopedia. Michael Boyle is an experienced financial professional with more than 10 years working with ...

The visual system is the part of the central nervous system that is required for visual perception – receiving, processing and interpreting visual information to build a representation of the visual ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

The skeleton allows movement, provides support and protection for vital organs and makes blood cells. Skeletal muscles move the bones in the body. The skeletal system is made from bones and joints.

The central nervous system includes the brain and spinal cord. The peripheral nervous system connects the central nervous system with motor, sensory, and autonomic nerves. The autonomic nerves are ...

Background The aberrant right subclavian artery (ARSA) is the most common branching abnormality of the aortic arch, with an estimated prevalence of 0.5–2% of the population. This anomaly is defined ...

Peripheral artery disease (PAD) can cause pain and cramping in the legs when walking. Smoking and a poor diet can increase your risk of PAD. Medications help control blood pressure and cholesterol in ...

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