Hypothyroidism means there is too little thyroid hormone produced, and is a common problem. In fact, hypothyroidism is often present for a number of years before it is recognized and treated. There are several common causes. Hypothyroidism can even be associated with pregnancy.

 Symptoms of  Hypothyroidism may include :

Allergies (developing or worsening)
Anxiety
Breathing difficulties (shortness of breath, chest tightness)
Cold body temperature (feeling cold )
Constipation
Depression
Dizziness
Eye problems (bulging eyes; gritty, dry, achy, blurry, irritated, red eyes; light sensitivity; double vision; jumpy eyes)   
Facial puffiness
Fatigue
Fertility problems (miscarriage too)
Goiter
Hair problems (coarse, dry texture)                                                        
Hearing disabilities (tinnitus, ear ringing) 
High cholesterol levels
Infections (less resistance)
Low blood pressure
Menstrual changes (flow, duration)
Mental Challenges (brain fog, lack of focus, concentration)
Mood changes
Muscle and joint aches (especially hands and feet)
Nail problems (dry, brittle)
Sexual dysfunction (low drive, impotence in men)
Skin changes (dry, itchy, patchy)
Sleep apnea ,and snoring
Slow pulse
Throat problems
Voice changes (hoarse, husky)
Weakness (overall, all the time)
Weight fluctuation (gain or loss)