A LOT OF PEOPLE, THAT'S WHO! They help you when you work out, and they are just good to have because they lower your stress, too!
Its not dangerous but not entirely safe. It is dangerous if you drink a lot in one day or you have 2 every day. It is dangerous if you mix with alcohol.
they are not every time .some casesit can be an energy drink.
People drink energy drinks because it gives them the strength that they need to face the day with full of energy...
Possibly drinks containing ginseng.