Your thyroid is a small gland located in the lower part of your neck that regulates several aspects of your metabolism, from your heart rate to how quickly you burn calories.

Signs of a slow thyroid include:

  • Mood swings
  • Weight gain
  • Constipation / bloating
  • Dry skin and hair
  • Hairloss
  • Puffiness of face or under eyes
  • Brittle hair or nails
  • Depression and anxiety
  • Cold intolerance