With a visual magnitude of -1.46, the star is outshone only by several planets as well as the International Space Station. Because Sirius is so bright, it was well-known to the ancients. What came as a surprise to astronomers was the discovery of a companion star, Sirius B, in 1862.
Sports offer many health benefits, some less obvious. Clearly, sports will improve your fitness and weight goals. However, they also encourage healthy decisions such as not smoking or drinking and offer hidden health benefits such as a lower chance of getting osteoporosis or breast cancer later in life.
The evidence relating to health benefits of physical activity predominantly focuses on intra-personal factors such as physiological, cognitive and affective benefits, however, that does not exclude the social and inter-personal benefits of sport and physical activity which can also produce positive health effects in individuals and communities.