Ever baffled by your moods, or by the fact that some days the most simple of tasks are seemingly impossible? Amy Thomson, founder of the Moody App believes this isn't random but that our hormone fluctuations can be tracked and their patterns can help us lead a better, happier life, adjusting better to what we need in certain weeks. Marina talks to Amy about how our hormones affect us and how we can harness their power.  See acast.com/privacy for privacy and opt-out information.