It is due to elevated level of Blood pressure.
Take regular medication for Blood Pressure such as amlodipine
05 mg daily or 10 mg according to the BP reading have regular check for BP atleast once a day.
Avoid salt in the diet and fats.
Take regular medication for Blood Pressure to avoid complications.
There is nothing to worry about you will be fine.
I hope I am sucessful in solving your query if you have more you can ask me.
Dr. Azhar Sattar