Prevention of kidney stones may include a combination of lifestyle changes and medications. Lifestyle changes. You may reduce your risk of kidney stones if you: Drink water throughout the day. For people with a history of kidney stones, doctors usually recommend passing about 2.6 quarts (2.5 liters) of urine a day.
Melanin is the pigment that gives your skin its color, and it is produced in specialized skin cells called melanocytes. The darker your skin is, the more melanin these cells produce. They can be found deep in the epidermis, close to the basement membrane.
These 10 animal facts will amaze you. A cone cell or simply âconeâ is a specialized light-sensitive cell found in the retina of the eye and used for discrimination of color and detail. In humans, three cone cell types are present, sensitized to different ranges of wavelength to provide a range of color perception.