There are two categories for high blood pressure cause - one the known and the other the unknown.
As we age, our blood pressure rises too and by the age of 50, the normal range for blood pressure is 129/85. And at the age of 60, the normal range is 134/87.
The unknown causes of high blood pressure include:
3. Salt intake
4. Excess alcohol
5. Underlying kidney disease
6. Lack of exercise
For more information: A Health Blog