Adam Hayes, Ph.D., CFA, is a financial writer with 15+ years Wall Street experience as a derivatives trader. Besides his extensive derivative trading expertise, Adam is an expert in economics and ...

Over-the-counter strep tests aren't yet approved by the Food and Drug Administration (FDA) for non-medical professionals. You may see at-home tests for sale, but they usually can only be sold to a ...

A stool ova and parasite, or O&P, test is a simple way of diagnosing parasite infections. This test determines whether parasites and their eggs are present in your stool. The stool O&P test is a ...

A blood test is a lab analysis of things that may be found in your blood. You may have blood tests to keep track of how well you are managing a condition, such as diabetes or high cholesterol. You may ...

Abstract: This contribution describes a novel and fully projective algorithm for a point-in-convex polygon test with computational complexity of O(log N) in E 2. The polygon vertices and tested points ...

What is chorionic villus sampling? Chorionic villus sampling (CVS) is a prenatal test. It’s used to test for chromosomal abnormalities and other genetic problems. During the test, a tissue sample is ...

Why is sample preparation important? Increasingly, NGS is being asked to handle more challenging samples, from diverse origins, of lower quality or of small size. Before these samples can be analyzed, ...

Stool samples can help doctors diagnose some health conditions. Tips for collecting a stool sample include urinating before collecting the sample and using any tools that the sample kit provides.