We increasingly live two lives, one online, one off. And the online life is becoming the dominant — and more miserable — for us all. Why won’t we help ourselves?

WebMD explains various medications for osteoarthritis pain relief, including NSAIDs, corticosteroid injections, and hyaluronic acid treatments. Learn about their benefits and risks.

As new research spotlights the obesity-cancer connection, experts warn we’ve underestimated just how much excess weight – and the complex biology behind it – can fuel the disease.