At-home kidney tests are a way for a person to check their kidney function without visiting a doctor's office. Read on to learn more about what these products test for and where to buy them online.

Liver function tests help determine the health of your liver. Learn about the most common liver function tests, why they're used, and more.

Explore how doctors test your memory and diagnose dementia. If found early, treatment can slow dementia symptoms.

Find information on why a serum albumin test is performed, how to prepare for the test, what to expect during the test, and how to interpret results.

Naturally found in plants and animals, vitamins are vital to growth, energy, and nerve function. There are two types of vitamins used by the body to support health: fat-soluble and water-soluble.