Best Answer: Walking a mile a day would improve your general cardiovascular health. It would give you more stamina and endurance. It would help your resistance to disease. It would build muscle mass in your legs.
A summary of these methods: 1  Cepheid variable stars and their cousins the RR Lyrae stars are the primary distance indicators in the galaxy and the local group. 2  They pulsate radially (basically at the sound speed in the envelope of the star) with a period inversely proportional to the square root of the density.
In the article What is the closest galaxy to the Milky Way? on universetoday.com author Matt Williams reveals the interesting facts about the Canis Major Dwarf galaxy. Many have thought that the Andromeda galaxy was the closest to the Milky Way, but it is the closest spiral galaxy. The Canis Major Dwarf Galaxy is about 25,000 light years from Earth meaning that this galaxy is closer to the solar system than we are to the center of the Milky Way.