DEAR DR. ROACH: I am 77 years old, and I’m concerned about getting a prostate biopsy. My last PSA test jumped from 2.25 to 3.75 ng/mL, and an MRI came back healthy and normal with a PI-RADS code of 2.

A nuclear stress test, also called myocardial perfusion imaging (MPI) or a thallium stress test, uses a radioactive tracer to show how blood flows through your heart muscles during exercise and at ...

Abnormal stress test results may suggest an underlying heart condition, such as coronary artery disease, or a blockage in the arteries supplying blood to the heart. Failing a stress test means you can ...

Psychology Today's online self-tests are intended for informational purposes only and are not diagnostic tools. Psychology Today does not capture or store personally identifiable information, and your ...

Using an online background check service can offer peace of mind by providing diverse solutions for various needs. Background check companies compile information on the background and history of ...

Cashier's checks cost more, but let you send more money. Money orders are cheaper and easier to buy, especially if you don't have a checking account. Money orders and cashier’s checks can each be ...

If you're hiring new employees, running a background check can to verify a candidates identity and credentials, and ensure there is no history of criminal activity or other black marks that could ...

The way you endorse a check depends on how you want to use the check Kiara Taylor has worked as a financial analyst for more than a decade. Her career has involved a number of financial firms, ...

Will Kenton is an expert on the economy and investing laws and regulations. He previously held senior editorial roles at Investopedia and Kapitall Wire and holds a MA in Economics from The New School ...

Gene expression is the generation of a functional gene product from the information encoded by a gene, through the processes of transcription and translation. Gene products are often proteins, however ...

Gene expression profiling is the determination of the pattern of genes expressed, at the level of transcription, under specific circumstances or in a specific cell to give a global picture of cellular ...

I've been burned before and was nervous about buying from a dealer again... Lacie and the rest of the staff went above and beyond to get me into a used car for an excellent price! I know they made ...