content: 1 min summary Synopsis: Dr. Jennifer Gardy is back. This intrepid microbiologist who laid her own body on the line in Myth or Science 1 and 2, returns to continue her quest to put health and science claims to the test and discover whether they’re myth or science. This time, Dr. Gardy will examine one of the most fundamental elements in our lives – food. Today, we can put almost anything we want on the table. And making the right choices is critical. Food has the ability to help us look younger, even live longer. It’s such a fundamental part of our lives we’re constantly inundated with advice. Sugar makes children hyper. If you want to lose weight eat a diet designed especially for your blood type. You can safely eat food left on the floor for five seconds. You should drink 8 glasses of water a day. Caffeine improves your memory. Natural salt is better for you than table salt.