1. Right After Waking Up

• Why to avoid it: Blood pressure is naturally higher in the morning. Sudden exposure to cold or hot water can constrict blood vessels, raising stroke risk.

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• Tip: Wait 30–60 minutes after waking. Stretch or gently warm up your body before showering.

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2. Immediately After Eating

• Why to avoid it: Bathing right after meals redirects blood flow to the skin, reducing supply to the brain and digestive system, which may cause dizziness or fainting.

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• Tip: Wait 1–2 hours after eating before taking a shower or bath.

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3. When Extremely Tired or Weak

• Why to avoid it: Fatigue can lower blood pressure. Hot showers or baths in this state may cause sudden drops in blood flow to the brain, increasing the risk of fainting or stroke.

• Tip: Rest and hydrate first. Use warm—not hot—water and have someone nearby if possible.

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4. Very Late at Night

• Why to avoid it: Body temperature naturally drops at night to prepare for sleep. Cold or very hot water can shock the system, affecting circulation and heart function.

• Tip: If you must bathe at night, use warm water and ensure the bathroom is comfortably heated.

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5. In Very Cold or Very Hot Water

• Why to avoid it: Extreme temperatures stress the circulatory system. Hot water can over-dilate vessels, causing dizziness, while cold water can constrict vessels, spiking blood pressure.

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• Tip: Stick to lukewarm water, especially if you are older or have heart or blood pressure issues.

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Additional Safety Tips

• Hydrate before bathing.

• Keep the bathroom warm to avoid temperature shock.

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• Don’t lock the door if you are unwell and alone.

• Sit down if you feel lightheaded or weak.