Otolaryngologists and ENT physicians are the same. ENT=Ears, Nose, and Throat - Oto=ear, laryng=throat (the nose, or rhino, was dropped some years ago). Otolaryngologists go through 1 year of general surgery training and an additional 4-5 years of specialty head and neck surgery.
But many popular brands actually contain considerably less than an old-fashioned cup of black coffee. An 8.4-ounce serving of Red Bull, for instance, has a relatively modest 76 to 80 mg of caffeine, compared to the 95 to 200 mg in a typical cup of coffee, the Mayo Clinic reports.
Caffeine in Coffee. The caffeine content in your average cup of coffee is around 100mg. Decaffeinated coffee isn't actually caffeine-free, and can contain up to 12mg of caffeine.If you're always in a rush, then instant coffee might be your thing.You can expect anywhere up to 170mg of caffeine per cup.ecaffeinated coffee isn't actually caffeine-free, and can contain up to 12mg of caffeine. If you're always in a rush, then instant coffee might be your thing. You can expect anywhere up to 170mg of caffeine per cup.