A normal heart rate is 60 to 100 beats per minute at rest. Ventricular tachycardia is a regular, faster-than-normal heart rate that begins in the heart's lower chambers.
Umami (pronounced oo-MAH-mee) has been called the fifth taste, joining the traditional quartet of salty, sweet, bitter and sour. The word umami derives from the Japanese umai, which roughly translates as deliciousness [source: Umami Information Center]. Chefs have described it as everything from delicate and subtle to earthy, musty and mushroom-like [source: Ninomiya].
We've all heard that sweet, salty, sour and bitter are the only flavors and that they are the building blocks of complex tastes. But in 1909 Professor Kikunae Ikeda isolated a fifth flavor detectable by human tongues. He named it umami, from the Japanese words for delicious.