Sometimes no medical cause or explanation can be identified and this condition is known as idiopathic hyperhidrosis, which can affect different parts of the body (such as the palms, armpits, etc.) Causes of Waking Up Sweating. There are many possible causes for you to wake up sweating.
The first myth, that darker roasts have more caffeine, largely comes from people mistakenly associating caffeine levels with flavor. The bold flavors of dark roasts are thought to be stronger, and therefore, contain more caffeine. Caffeine isnât the chemical that produces the bolder flavors, though.
At a given weight, tea contains more caffeine than coffee, but this doesnât mean that a usual portion of tea contains more caffeine than coffee because tea is usually brewed in a weak way. Some kinds of tea, such as oolong and black tea, contain higher level of caffeine than most other teas. Among six basic teas (green, black, yellow, white, oolong, dark), green tea contains less caffeine than black tea and white tea contains less than green tea. But many studies found that the caffeine content varies more among individual teas than it does among broad categories.