Feathers, a marvel of evolutionary biology, are the most intricate skin appendages to have ever developed among vertebrates.

Skin diseases are pathologic conditions that affect the body's surfaces (also called the integument), including skin, hair, nails and associated glands. They can involve all layers of the skin and ...

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Table 1. Summary of Initial Clinical Trials; Seminal Work From 3 Primary Research Teams Citation Sample Size/Inclusion Criteria Method/Duration of Cooling Follow-up Findings 27 234 term infants ...

A surgeon may consider amputating a limb that has sustained (1) a high-grade open fracture, (2) severe vascular injury, or (3) significant nerve damage, such as to the posterior tibial nerve in ...