1. Increases longevity. A 2017 Danish study showed that when compared with leading a sedentary life, playing tennis extended one’s lifespan by 9.7 years — outdistancing badminton (6.2 years), soccer (4.7 years), cycling (3.7 years) and jogging (3.2 years). The difference, according to the reports, is the social interactions that tennis provides.
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