Sex hormones have a lot to do with how energetic you feel, or how sleepy, or how grumpy. So, let's talk about how estrogen ties into sleep, weight, and metabolism. How progesterone helps insomnia and gets stolen by stress hormones. Also, how testosterone is a feel-good chemical. We'll also talk about xenoestrogens, which come from outside your body, and how to reduce estrogen, boost progesterone and testosterone, and generally find hormone balance.