Excuse me, adult high pressure 120 low pressure 62, is it normal? How is dizziness sometimes? What should we do?

Normal systolic blood pressure is below 140, and diastolic blood pressure is below 90. Your blood pressure is normal. Dizziness can include transient cerebral ischemia, hypoxia, postural dizziness and various dizziness, which vary with symptoms. This answer is for reference only.