The incidence of contrast-induced acute kidney injury (CIAKI) is disputed, but clinically relevant CIAKI is less frequent than previously assumed Individual patient risk factors determine the ...

Impaired vision and blindness are common. About 3.4 million people in the US are blind or visually impaired. Vision is usually measured by visual acuity charts, and normal vision is expressed as 20/20 ...

Have you ever wondered why the picture on an OLED TV always looks so good? It may surprise you to discover that the punchiness of the images isn’t primarily due to resolution, colours or even high ...

Depending on your tolerance for extreme temperatures, immersing your body first in hot water and then in an icy cold bath may sound either invigorating or torturous. Contrast hydrotherapy involves ...