What are the health issues that Tina and Gary should be aware of as they age?

After adults raise their families, they encounter a period of time where they can travel, purchase expensive items, and make more self-focused decisions. Most middle-aged people are healthy and have no functional limitations. However, there are age related changes occurring and possible ways of slowing the aging process so as to maintain health longer. Tina and Gary’s children have moved out of the house, and they now have more time and money to devote to themselves. As they enter this new stage in life both want to keep themselves in tip top shape. What are the health issues that Tina and Gary should be aware of as they age? List some of the steps they can take at this time in their lives to ensure a long and healthy future.