Sudden blood pressure spike? Here’s what you should do

             Written by: Ehsan Siddiqui

23 June 2025

A sudden spike in blood pressure can be alarming, but knowing how to react promptly can make a significant difference. Here's what you can do right away to get the situation under control.

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The first thing you should do if your blood pressure suddenly spikes is to sit down right away in a quiet spot. Deep breathing reduces blood pressure and relaxes blood vessels.

Sit Down & Breathe

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Dehydration can cause an increase in blood pressure. Sip a glass of room-temperature water gently to assist regulate blood circulation.

Hydrate Yourself

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Practicing breathing techniques can help control blood pressure spikes by stimulating your parasympathetic nervous system. Take a five-second breath, hold it for five, release it for five, and then repeat.

Practice 5-5-5 Breathing Technique

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Placing a cold, damp cloth or ice pack on your forehead or the back of your neck can help lower your body temperature and ease sudden BP spikes. 

Cold Compress to the Head

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Measure your blood pressure every 15-20 minutes. If it remains above 180/120 mm Hg, or you have chest pain, breathlessness, or eye problems, seek medical attention right away.

Monitor BP & Act Fast

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