How long and how much you smoked, and how long it's been since the last puff, make a difference in the risk of getting lung cancer. Scientists have come up with a formula that certain smokers and ...

Security practitioners have to figure out how to accomplish their security goals with the budgets they have. They also must show that their security programs are effective at protecting their ...

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 ...

Return on investment (ROI) is an approximate measure of an investment's profitability. It's calculated by subtracting the ...

Elvis Picardo is a regular contributor to Investopedia and has 25+ years of experience as a portfolio manager with diverse capital markets experience. Robert Kelly is managing director of XTS Energy ...

WASHINGTON — By now we've all heard that the Pfizer COVID-19 vaccine has an efficacy rate of 95%, Moderna of 94%, and Johnson & Johnson about 66%; what you may not have known is that rate's technical ...

Benzinga explains the various measures used by smart investors to measure risk and return more accurately. Investing is about getting the most bang for your buck. Average investors chase high returns, ...

LONDON (Reuters) - A simple assessment can predict at birth a baby's likelihood of becoming obese during childhood, scientists said on Wednesday. The formula, available as an online calculator, ...