Heat causes blood vessels to expand, which can reduce blood pressure and decrease blood flow to the brain.
Are cold showers dangerous?
Cold showers can cause a sudden spike in blood pressure due to blood vessel constriction, which may stress the cardiovascular system in some people.
How long should a shower last?
Most experts recommend keeping showers around 10–15 minutes.
Should people with heart disease avoid hot showers?
People with heart conditions should generally avoid very hot or prolonged showers and consult their doctor if they experience dizziness.
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