Selling plasma is becoming a common way to get a bit of extra cash on the side ahead of the holidays — although the human body does have its limits, and it isn’t sustainable enough to become a ...

Want a feel-good side hustle? Consider selling your plasma or platelets. You can make money and save lives at the same time. And the amount you make is generous — usually between $25 and $100 an hour.

With rising rent, utilities and the cost of groceries, a growing number of people are selling their blood plasma to make extra money. The U.S. is one of a handful of nations that allows people to sell ...