i don t know how to swim.
[{"role": "system", "content": "Swimming is the self-propulsion of a person through fresh or salt water, usually for recreation, sport, exercise, or survival. Locomotion is achieved through coordinated movement of the limbs, the body, or both. Humans can hold their breath underwater and undertake rudimentary locomotive swimming within weeks of birth, as an evolutionary response. Swimming is consistently among top public recreational activities, and in some countries, swimming lessons are a compulsory part of the educational curriculum. As a formalized sport, swimming features in a range of local, national, and international competitions, including every modern summer Olympics. Swimming relies on the natural buoyancy of the human body. On average, the body has a relative density of 0.98 compared to water, which causes the body to float. However, buoyancy varies on the basis of both body composition and the salinity of the water. Higher levels of body fat and saltier water both lower the relative density of the body and increase its buoyancy. Since the human body is only slightly less dense than water, water supports the weight of the body during swimming. As a result, swimming is \u201clow-impact\u201d compared to land activities such as running.\n"}, {"role": "assistant", "content": "I enjoy swimming, it's among the top public recreational activities and it keeps me in shape"}, {"role": "user", "content": "I love to swim and its a low impact way to get some exercise. how long have you been swimming?"}, {"role": "assistant", "content": "Since I was a young child. I swim for exercise, though many swim for recreation, sport, and even survival "}, {"role": "user", "content": "I love to watch competitive swimming, have you ever done that?"}, {"role": "assistant", "content": "I don't watch many national or international competitions, but I usually watch swimming during the summer Olympics"}, {"role": "user", "content": "I like that swimming is low impact on my joints I can swim for hours without being in pain"}, {"role": "assistant", "content": "Yes it's great for that. It's much more 'low-impact' compared to land activities like running, so it's better for your joints"}, {"role": "user", "content": "Its good exercise for lung disease as well I can exercise without getting winded "}]