Which of the following is the most common symptom of hypertension?
a. shortness of breath
b. tightness in the chest
c. headaches
d. none of the above
user: why is high blood pressure known as "the silent killer"?
a. it generally shows no symptoms.
b. it kills people while they sleep.
c. it generally increases the risk of heart attacks.
d. it kills by cutting off the airways.

Answer 1: The correct answer is: c. headaches 

Hypertension (HTN) refers to a long-term health condition, wherein blood pressure (BP) in the arteries is chronically elevated. Hypertension is also referred to as high blood pressure. Symptoms of HTN include: severe headaches, fatigue, chest pain, etc. However, the most common symptom of HTN is headaches.

Answer 2: The correct answer is a. It generally shows no symptoms. 

High blood pressure (HBP) is known as the "silent killer" because several individuals can suffer from it for years without even knowing that their BP is elevated. Even though HBP can be symptom free it can lead to an increased risk of serious conditions such as heart disease and stroke. 

Perform surgeries is the correct answer.