Sleep disruption is a major symptom of perimenopause and menopause. How to get a good nights sleep in midlife

Picture the longest, most hardworking nerve in your body, running from your brain stem all the way down to your gut. This highway with a ton of nerve is called your vagus nerve - the superhero of your "rest and digest" system. It's like your body's built-in meditation guru, helping you stay cool when hormones are heating you up.