Are you curious about your genetic makeup? Today, as part of an emerging trend towards what's called "personalized medicine," you can get genetic tests that look for mutations and other genetic variations that may raise your chances of contracting certain common diseases or that tell you what medications may or may not work for you. But some of these tests raise thorny ethical issues, or provide information that you can't act on. Moreover, genes alone don't tell the full story. In this interactive from NOVA Online, we outline four complex scenarios that many people today find themselves in. And then we ask: What would you do?