How can you prevent an injury with water

Stretching increases your range of motion and prevents injury and muscle strains. “Adequate warm-up has been shown to lower risk of injury for land sports and water sports,” says Weber. Water safety: Wear a life jacket when you're on or in the water. Even the best swimmers can become fatigued and get into trouble.

Hope this helps, brainliest please?

his week a heat wave will be hitting, and most of the country will be experiencing temperatures above average for july. due to humidity, the temperature outside can feel even warmer than it actually is. this adjusted temperature, often referred to as the “feels like” temperature is called the heat index. the chart shows the heat index, which is calculated based on temperature and relative humidity. use this chart to answer the following questions.  

not really sure sorry just trying to get points