What should you know about low blood pressure for women?

Low blood pressure can cause light-headedness, blurred vision, weakness, nausea, or fainting when the brain briefly receives less blood flow. It may occur after standing, during illness with fluid loss, with some medicines, in pregnancy, or when the heart, hormones, or nervous system need assessment.

The reading is only one part of the picture. Clinicians may compare measurements lying and standing, review periods, pregnancy possibility, fluid intake, medicines, bleeding symptoms, and heart symptoms. Recurrent dizziness should not be self-diagnosed; Dizziness has many possible causes.

Rise slowly from bed or a chair, pause before walking, drink fluids regularly unless you have been told to restrict them, and avoid standing still for long periods. Sit or lie down as soon as you feel faint. Keep a note of readings, posture, time, meals, symptoms, and medicines.

Do not increase salt, stop prescribed treatment, or use compression garments without individual advice. Arrange a GP Consultation if episodes recur, follow an illness, begin after a medicine change, or limit normal activities.

Get urgent help for fainting with injury, chest pain, severe breathlessness, a racing or irregular heartbeat, confusion, one-sided weakness, heavy bleeding, black stool, or severe dehydration. Seek prompt assessment for repeated fainting, symptoms during pregnancy, or a sudden major change from your usual pattern.

Ask whether your symptoms are related to posture, pregnancy, medicines, fluid loss, bleeding, or another condition; whether standing measurements or tests are needed; what reading or symptom should prompt urgent care; and which fluids or activities are suitable for you.