Summarize the following:
If you are going to convince your parents to purchase a trampoline, you should show your knowledge of the subject. Like any sport, trampolining has both health benefits and risks. For instance, compared to high impact sports like running, trampolining is fairly low impact yet still burns a lot of calories. The up and down motion of rebounding is also great for the body and can help to reduce stress. It is also a lot of fun! Trampolining involves serious risk of injury. Common injuries include sprains, broken arms and legs, head and neck injuries. These kinds of injuries are not uncommon. It would not be fun to get injured and miss out on other activities, so you should be aware of risks. If you want to convince your parents to buy a trampoline, you should know about current trampoline models. Research trampolines with good safety features and find out the price of various models by searching for trampolines online or in stores like Walmart or Target. Ask for a round trampoline. The round trampolines are safer than the square ones. Find out whether the trampoline has a safety net. Trampolines with a safety net are safer than those without one.
Research the benefits of using a trampoline. Write down the risks of trampolining. Figure out the safest trampolines on the market.