As the 2012 Summer Olympics draw to a close, I have some tips for armchair athletes that may have been inspired to dig out the running shoes or renew the pool membership! This week’s Nutrition Diva podcast includes a quiz to test your sports nutrition savvy and, in this week’s What’s Cooking Blog, some recipes that will help boost your performance. As you’ll read, caffeine is actually a safe and effective way to get a better workout–and this week’s Nutrition Diva newsletter covers an alternative caffeine source that claims to be healthier. But is it? Finally, some wise words on how to choose between the lesser of two evils…and when there is no need to , in this week’s Quick and Dirty Blog post.