Question

multiple choice question approximately 90% of all cases of hypertension: are due to sleep apnea have no clear cause. are due to kidney disease are due to high sodium intake

Explanation:

Essential or primary - hypertension, which has no clear cause, accounts for about 90% of all hypertension cases. Secondary hypertension, due to specific factors like sleep apnea, kidney disease or high - sodium intake, is less common.

Answer:

have no clear cause.