What Can Throw Off Your Circadian Rhythm?

What Can Throw Off Your Circadian Rhythm? Shift work. Pregnancy. Time zone changes. Medications. Changes in routine, such as staying up late or sleeping in. Health conditions including Alzheimer’s or Parkinson’s disease. Mental health disorders. Menopause. Can you permanently mess up your circadian rhythm? Under normal conditions, the clocks are usually following what the SCN