May is Older Americans Month -- a time Americans pay tribute to older people across the country. But while Americans are living longer and the number of seniors are on the rise, a new University of Chicago study shows that older people remain vital and active members of society as they age, despite a popular notion that they are more likely to be socially isolated.

This week's exercise is the stability ball push up.

This week the exercise series explains the stabilty ball hip/arm extension.

Autism begins before age 3 and lasts throughout a child's life, according to the Centers for Disease Control and Prevention. There is currently no cure for the disorder, although an estimated one in 150 8-year-old children have an autism spectrum disorder. For most people with autism, the cause is not known.

With so many over-the-counter pain relievers to choose from, be sure to know which is which and what does what.

This week the exercise series explains the stabilty ball hamstring curls.

To get that sun-kissed glow back before donning a prom dress, swimsuit or summer wardrobe, some turn to indoor tanning salons, which can offer both UV-light and sunless tanning options. While sunless tanning is believed to be completely safe, salon owners and medical experts have differing opinions on the costs and benefits of indoor UV-light tanning.

THIS WEEK: Stability ball reverse bridge