Qigong, a type of mind-body exercise, has been adopted by some patients with cancer to improve their QoL. However, various lengthy questionnaires were used to assess Qigong’s effects which made data ...

Introduction SLE is a chronic autoimmune disease characterised by multisystem involvement and fluctuating clinical course, ...

Understand and code the R² metric (goodness of fit) in C++. A must-know concept for evaluating regression models.

Are you eager to know how many days are left to attend your favorite concert? Do you want to know how many days have been passed since your last birthday? If so, then the built-in Windows Calculator ...

Volatility is often called the fear gauge of the options market. When fear rises, volatility spikes — premiums get expensive, risks increase, and opportunities can shift in an instant. When markets ...

Debt-to-income ratio shows how your debt stacks up against your income. Lenders use DTI to assess your ability to repay a loan. Many, or all, of the products featured on this page are from our ...

Neil O’Hara has 28+ years of experience in the financial services sector. He is the author of The Fundamentals of Municipal Bonds. Gordon Scott has been an active investor and technical analyst or 20+ ...

DEAR DR. ROACH: A cardiologist recently suggested that I should consider taking a statin because of my “borderline” cholesterol level. So, I took a dive into the details of statin therapy. I learned ...

Three simple valuation metrics -- earnings, trailing price-to-earnings ratio, and forward price-to-earnings ratio -- explain ...

In 2013, as part of research for my book on Chinese youth, I sat down with one of the country’s most notorious young nationalists. Rao Jin was known for running a website, then known as Anti-CNN.com, ...