Because outdoor activities for a long time in a sweltering environment, and exercise a lot of sweating. If you forget to replenish water, easy to cause dehydration. Outdoor activities should bring wide-brimmed hats and sunglasses, wear cool and breathable clothing. Pay attention to sunscreen, activities in the shade to reduce direct sun exposure time, increase the number of rest, regular drinking of boiled water, etc. The details are as follows:

1. Wide-brimmed hat or parasol: Use a wide-brimmed hat or parasol to avoid direct sunlight on the face, ears and neck.

2. Sunglasses: Choose sunglasses that pass the inspection to protect the eyes, and choose styles that can cover the eyes and fit the face shape, and pay attention to the safety of lens breaking.

3, cool and breathable clothing: consider comfortable cotton clothes, or functional clothes that can protect the skin from ultraviolet radiation, and change dry clothes after exercise to maintain excellent protective function.

4, rub sunscreen: 20 minutes before going out, it is recommended to use sunscreen with SPF 30 or higher, and replenish it every 2 hours, you can use sunscreen as part of the protection every morning. When storing, avoid placing in an overheated place to avoid deterioration, and for sensitive skin, you can choose to label products with free skin or no fragrance.

5, bring water bottle: bring your own water bottle or with a life straw water filter and drink water regularly, at least 2000cc of boiled water per day, do not wait until thirsty to drink. Do not drink alcoholic and sugary drinks, you can eat more vegetables and fruits, because vegetables and fruits contain more water.

Pay attention to the increase or decrease of clothing. Many people like to wear thick clothes when hiking, afraid that they will catch a cold on the road, and as a result, they have not gone far, and they are wet with sweat and are easily out of temperature;

Carry enough high-calorie foods; Do not allow yourself to be overdrawn, prevent dehydration, avoid excessive sweating and fatigue, food and hot drinks, and replenishing body calories at any time are also very useful ways to prevent temperature loss; Once the temperature loss occurs, it is necessary to go to the emergency department or burn department in time for emergency treatment.