The chances of getting breast cancer increase with age, and the disease is much more likely after age 50 than before. So, from a public health and cost-effectiveness perspective, annual screening mammograms do the most good after age 50.
Mackinac Bridge. Mackinac Bridge. The Mackinac Bridge is located on Interstate 75 in northern Michigan at the Straits of Mackinac.The iconic bridge connects Michigan's upper and lower peninsulas. Mackinaw City is located at the south end of the bridge, while St. Ignace is located at the north end.
Some other fun facts about the construction of the Mackinac Bridge. The annual Mackinac Bridge Walk is held every year on Labor Day. Two lanes of traffic are closed and 50-80,000 people, all led by the Governor of Michigan walk together over the bridge.