Hypertension is called "the silent killer" because
a. it kills people while they sleep
b. there is no treatment for it
c. it generally has no symptoms
d. if affects the voice box first

The correct answer is C.

A silent killer is a medical condition with no obvious or noticeable symptoms. Some examples of the deadliest silent killers are : heart disease, cancer, hypertension and diabetes.

Hypertension or high blood pressure has no symptoms indicating that something is wrong. People suffering from this condition lead a normal life without realizing they are affected. Hypertension develops slowly and over a long period of time, some people may misunderstand the signs. There is no cure for hypertension but it can be helped and regulated by lifestyle changes and medication.

To prevent hypertension, one must develop awareness of this condition and its risk factors.

native americans

american indians have appeared on many u.s. coins including the buffalo nickel

benjamin franklin learned a lot about democracy by observing the iroquois indian

the term "indian" originated with christopher columbus. he thought that he had reached the east indies when he landed in america and therefore named the inhabitants indians.

camping

camping can relieve stress and depression

your campfire may be a hazard

long-term campsites include permanent and semi-permanent setups and can lead to closer relationships with neighboring campers

buffalo

buffalo are herbivores and feed on about 60 pounds of plant material and grasses a day.

buffalo are considered to be an adult when they reach 3 years old.

buffalo’s tail can be almost three feet long, and they use it to swap at pesky bugs.