“A delayed flight is inconvenient, but a medical emergency at 35,000 feet is a much bigger problem,” one doctor said.

Add Yahoo as a preferred source to see more of our stories on Google. Telling others about a positive COVID test can help them get treatment early, if needed. (Getty Images) (OKrasyuk via Getty Images ...

Most people quit at the exact moment persistence would have paid off. These three considerations can help you see whether you're stuck or just one step away from a breakthrough.

Christy Bieber has a JD from UCLA School of Law and began her career as a college instructor and textbook author. She has been writing full time for over a decade with a focus on making financial and ...