Normal Daily Changes
This information is for educational purposes only and should not replace medical advice. Always talk to your healthcare provider for medical decisions.
Most Important Things to Know:
Blood pressure changes during the day. This is usually normal! But sometimes blood pressure changes need medical attention.
Example: ​
I feel nervous. My blood pressure is high. I check my blood pressure later. It's back to normal.
Normal Changes
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Don't last long
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You can't feel
Examples: ​
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My blood pressure is more than 140/80 every time I take it.​​​
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I have a blurry vision. My blood pressure is 185/100.
Concerning Changes
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High for a long time (called hypertension)​​​​
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Changes you can feel
What You'll Learn on This Page:
Blood Pressure Goes Up
Blood Pressure Goes Down
Your Blood Pressure Changes Throughout the Day–and That's Good!
Just like you change your activities during the day, your blood pressure change. These changes help your body work at its best. Your blood is like a delivery service for your body. Blood pressure changes to make sure your body gets enough blood no matter what happens.
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Your blood pressure goes up when:
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You wake up in the morning
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You exercise
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You get excited
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You feel stressed
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Your blood pressure goes down when:
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You're relaxing
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You're sleeping
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You're feeling calm
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These ups and downs are your body's way of making sure all your organs get what they need. When you might need more energy or healing, your body turns up the pressure, like turning up a garden hose to water plants faster. When you need rest, your body turns the pressure down.
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Even stress isn't always bad! A quick rise in blood pressure when you're stressed can help you handle tough situations. It becomes a problem when stress stays high for a long time without breaks for rest.
A Week of My Blood Pressures Combined
This graph shows one week of my blood pressure. The readings were combined into one 24-hour period. This shows how blood pressure changes naturally during the day. Your patterns may be different—everybody's unique!
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Things to notice:
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I had a stressful week. Can you tell when I might have been stressed?
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Can you tell when I took a break?​
Written by:
Last Updated: January 16, 2025
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Disclaimer: The information provided on this site is intended for educational purposes only and is not a substitute for professional medical advice, diagnosis, or treatment. Always seek the advice of your physician or other qualified health provider with any questions you may have regarding a medical condition.