Is Decaffeinated Tea Unhealthy?

There are few things more cozy and comforting than curling up in your favorite chair on a cold evening with a warm blanket and a hot cup of tea. But as bedtime approaches, you might not want that caffeine buzz keeping you up. If you get your green tea decaffeinated, would it impact the health benefits of team, or even be unhealthy on its own? First of all, what exactly is decaf tea?

Decaffeinated tea has had at least 97.5% of the natural caffeine of the tea removed through some process befor...