As you know, the different cells in the human body have their respective crucial functions and are fully operational. These cells are highly influenced by one of the largest endocrine glands in human body, the thyroid. Located at the front of the neck, thyroid's main role is to monitor the functioning of different cells in the body. By producing different hormones and using them to deliver different messages respectively to the different cells, this butterfly shaped gland, though small in size, has a greater responsibility in regulation of metabolism by instructing almost every cell about the consumption of nutrients and oxygen.
The follicles situated in the thyroid stores the hormones which is sent out to the blood by thyroid. Triiodothyronine(T3), Thyroxine(T4) and Diiodothyronine(T2) are the three types of hormones stored in the follicles of thyroid. Out of these, Triiodothyronine(T3) and Thyroxine(T4) are the two of the most important hormones which interact with all other hormones produced in the body like estrogen, progesterone, testosterone, cortisol and even insulin. Correct amount of T3 and T4 hormones excels in the control of metabolism in the body and is one of the key factors in proper health and fitness. Imbalance in the amount of either of the hormones gives way to certain thyroid related disorders, which are caused by the communication breakdown between the thyroid gland and its monitor; a pituitary gland located in the brain, due to various factors like certain diseases or chemical imbalance, hence the thyroid gland releases too many or too few hormones.
Hyperthyroidism:
Hyperthyroidism occurs when the organ sends out too many of the hormones into the blood and causes the functions in the body to accelerate rapidly. In other words, the cells become overactive and the metabolism rate is pumped up, signalling the following symptoms to be experienced:
- Faster heart beat rate
- Weight loss
- Constant hunger
- Difficult to sleep
- Anxiety
- Irregular menstrual periods in women
- Hot and sweaty
- Frequent bowel movement
Hypothyroidism:
Just as opposite of hyperthyroidism, hypothyroidism occurs when the thyroid sends out too few hormones. In other words, the cells lack the hormones required to function effectively, hence there is listless growth of cells and metabolism rate slows down. The following symptoms could be signaled if a person suffers from hypothyroidism:
- Weight gain
- Fatigue and lack of energy causes sluggishness
- Sensitivity to cold
- Depression
- Hair loss
- Swollen joints
For in depth knowledge and body maps concerning thyroid, browse: http://www.healthline.com/human-body-maps/thyroid-gland
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