In summer, sweating and evaporation are the main ways to dissipate heat of human body. After drinking a cup of hot tea, information is transmitted to the thermoregulatory center, and then through a series of nerve reflex adjustments, skin capillaries and pores are rapidly expanded.
The blood flow is greatly increased, and the sweat secretion is strengthened, thus effectively radiating the heat in the deep part of the human body. After drinking hot tea, sweating and diuresis also take away some heat, and hot tea relieves summer heat and removes fatigue, which is beneficial to heatstroke prevention and cooling.
1 The longer the glutinous rice wrapped in zongzi is soaked, the better, and the glutinous rice should