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.
The Andromeda Galaxy (M31) is the closest spiral galaxy to us, and though itâs gravitationally bound to the Milky Way, itâs not the closest galaxy by far â being 2 million light years away. Andromeda is currently approaching our galaxy at a speed of about 110 kilometers per second.