What exactly are genes, and are they responsible for how much you weigh? Tune in to hear from expert Dr Tommy Wood as he breaks down the factors which affect your weight and explains how much of a role our genes really play.

What's covered in this episode?

  • What we know, and don't know, about genetics
  • Hormones, blood sugar, and metabolism
  • The science of making and breaking habits
  • Movement and appetite regulation
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