Amanda Gardner is a health reporter whose stories have appeared in cnn.com, health.com, cnn.com, WebMD, HealthDay, Self Magazine, the New York Daily News, Teachers & Writers Magazine, the Foreign ...

A uric acid test measures the amount of uric acid in your blood or urine to detect hyperuricemia. A uric acid test can help diagnose gout and determine if uric acid is the cause of your kidney stones.

Salicylic acid is an ingredient in skin care products that helps treat acne and blackheads by removing dead skin cells and unclogging pores. Aside from acne, salicylic acid can also be used to treat ...

Acid reflux occurs when stomach acid flows back into the esophagus and causes regurgitation or heartburn, which feels like a burning sensation in your chest or throat. If this happens regularly, you ...

High and low uric acid levels both have risks. Learn what to look for and how uric acid may affect your body. Uric acid is produced when the body breaks down purines — natural substances found in ...

Folic acid is a synthetic form of vitamin B9 that’s often added to fortified foods and used in supplements. It has numerous benefits, and some risks. Folic acid is a water-soluble vitamin. It’s a ...

Glycolic acid is a substance that chemically exfoliates a person’s skin by dissolving dead skin cells and oils. Glycolic acid may also help boost collagen production, and support skin moisture.

Acid rain is any form of precipitation that contains high levels of nitric and sulfuric acids. First coined by Scottish chemist Robert Angus Smith in 1852, acid rain can also occur in the form of snow ...

Palmitic acid is a saturated long-chain fatty acid (LCFA), a term for fatty acids containing 13 to 21 carbons. Palmitic acid contains 16 carbons. This acid is found in most fats and oils, such as ...

Citric acid is a weak acid that is found naturally in all citrus fruits. Unlike strong acids, weak acids ionize only partially when in solution. If you’ve ever sunk your teeth into a lemon or any ...