 A Better Life with Dr. Sanjay Gupta. In this time that I get to spend with you every day, I like to talk about the latest research on a variety of topics. Why? So you have up-to-date information to make informed decisions about your health. So here's a little tidbit. When it comes to looking at data, a meta-analysis is about as good as it gets. It's an analysis of large data sets to arrive at well-grounded conclusions.