The most well-known work attributed to Shennong is The Divine Farmer's Herb-Root Classic (simplified Chinese: ç¥åæ¬èç»; traditional Chinese: ç¥è¾²æ¬èç¶; pinyin: ShÃ©nnÃ³ng BÄncÇo JÄ«ng; WadeâGiles: Shen 2-nung 2 Pen 3-ts'ao 3 Ching 1), first compiled some time during the end of the Western Han Dynasty â several thousand years after Shennong might have existed.
Hypothyroidism, also called underactive thyroid or low thyroid, is a common disorder of the endocrine system in which the thyroid gland does not produce enough thyroid hormone. It can cause a number of symptoms, such as poor ability to tolerate cold, a feeling of tiredness, constipation, depression, and weight gain.
If you are looking for information about when the thyroid makes too much thyroid hormone, see the topic Hyperthyroidism. Hypothyroidism means your thyroid is not making enough thyroid hormone. The thyroid is a butterfly-shaped gland in the front of your neck. It makes hormones that control the way your body uses energy.Having a low level of thyroid hormone affects your whole body.It can make you feel tired and weak. If hypothyroidism is not treated, it can raise your cholesterol levels.t makes hormones that control the way your body uses energy. Having a low level of thyroid hormone affects your whole body. It can make you feel tired and weak. If hypothyroidism is not treated, it can raise your cholesterol levels.