Thick blood in the veins can be the cause of heart attack, how does the risk of disease increase in heat? The doctor explained
Samira Vishwas May 29, 2026 05:24 AM
  • Experts have warned that rising temperatures are creating a serious strain on the body that is not visible.
  • Deficiency of body water and essential elements during summer can lead to some health problems.
  • Doctors have advised to take special care regarding lifestyle and daily habits during hot days.

North India has experienced a lot of heat waves in recent times. Rising temperatures not only increase the problem of dehydration but also affect our heart. Many people do not know this but the risk of heart attack increases manifold due to increasing heat. This is why we should take more care of our health along with the changing environment. Let us know in detail what the doctors have to say about this.

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What effect does heat have on the heart?

According to doctors, increasing heat has a serious effect on the cardiovascular system of the body. Due to this, the chances of heart disease are high in summer days. In fact, when the temperature gets too hot, the body becomes ineffective at keeping itself cool. Heat causes the body to work harder to regulate body temperature which increases heart rate, sweat which reduces body water content and so on. Heart disease The risk increases.

Heat causes blood to thicken

When heat rises, blood in the body begins to coagulate due to temperature. This causes disruption in blood flow. Due to slow blood flow, the heart has to work harder to pump blood, which increases the stress on the heart. In such a situation, the risk of heart attack increases significantly.

Potassium and sodium deficiency

When the temperature in the environment increases tremendously, this heat causes us to sweat profusely. Due to this sweat, the amount of sodium and potassium in the body decreases which increases the risk of heart disease.

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How to take care of heart in summer?

  • A lot of water should be consumed in summer. Along with water, you can include fruits and vegetables in your diet.
  • People are advised not to go out between 12 pm and 4 pm during summer days. Avoid going out during this time unnecessarily.
  • Those who already have heart disease should not drink too much water. Such people should consume water as per doctor’s advice.

Note – This article is written for general information only and does not claim to be a cure of any kind. Consult your doctor before taking any remedy.

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