This is called hyperthyroidism. Of the two, hypothyroidism is the most common. Swelling of your neck Sometimes, a swelling in your neck can give you a clue that something may be wrong with your thyroid. A goiter can even appear. Yet, sometimes swelling of the neck can be unrelated to your thyroid. Changes in energy Thyroid disorders can really affect your energy levels. If you are suffering from hypothyroidism (low levels of thyroid hormones) you may find that you are more tired than usual, that you feel sluggish even after sleeping, and that you feel depressed. If you have hyperthyroidism you may suffer from anxiety, problems sleeping, and irritability. Hair Loss Hair loss is a symptom that can be related to both hypothyroidism and hyperthyroidism. Luckily, once you begin treatment for these conditions your hair will begin to grow again. Testing for a thyroid problem If you suspect you may a thyroid condition, it can be easily tested through a simple blood test. Then if you are found to have either hypothyroidism or hyperthyroidism, you can be easily treated with medication. Don't continue feeling bad, tired or not being able to sleep. If you suspect a thyroid condition is your problem, consult your doctor immediately. Sources:…