30 Thyroid Symptoms That Are Too Important to Ignore

29. You Feel Puffy or Bloated
Feeling puffy or bloated for no reason? This could be another clue that your thyroid is struggling. With hypothyroidism, your body's metabolism slows down, which can cause weight gain and make your face look swollen. On top of that, digestion can be slower too, leading to that uncomfortable bloated feeling after meals.