You brush off that tingling in your fingers as sleeping funny or sitting too long at your computer. But finger numbness isn’t always harmless — it can be your body’s early warning system alerting you ...

I’m an 83-year-old male. I eat a plant-based diet, and I exercise at my local YMCA at least three times a week. I’m concerned that my toes and fingers will turn blue daily, in response to getting cold ...