Heat stress prevention and hydration are crucial for maintaining health and well-being, especially during hot weather. Dehydration can occur when the body loses more fluids than it takes in, leading to a disruption in electrolyte balance and various health issues. To prevent heat stress, it is essential to drink plenty of fluids, especially water, throughout the day, even before feeling thirsty. It is also recommended to avoid prolonged exposure to direct sunlight, wear loose-fitting, light-colored clothing, and take frequent breaks in cool, shaded areas. Additionally, consuming a balanced diet rich in fruits and vegetables can help replenish essential nutrients lost through sweat. By prioritizing hydration and taking necessary precautions, individuals can effectively mitigate the risks associated with heat stress and maintain optimal health during hot weather conditions.