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.
1 The Benefits of Physical Activity. 2  Control Your Weight. 3  Reduce Your Risk of Cardiovascular Disease. 4  Reduce Your Risk of Type 2 Diabetes and Metabolic Syndrome. 5  Reduce Your Risk of Some Cancers. 6  Strengthen Your Bones and Muscles. 7  Improve Your Mental Health and Mood. 8  Improve Your Ability to do Daily Activities and Prevent Falls.