There's an ongoing feud in this coffee-loving nation of ours over which chain serves better coffee: Dunkin' or Starbucks.

Some tea products add caffeine during manufacturing and might only list the amount of caffeine ... Most herbal teas are ...

It's grown and prepared in a way that makes it different from regular green tea, with a higher caffeine content. "In the few weeks leading up to harvest, tea plants are covered to avoid direct ...