I think u have Hypothyroidism. Blood test for-
1.
Complete blood count,2.FT4,
TSH,3.FBS-PPBS.
Consult a General Physician immediately and check ur physical health.
Homoeopathy has great results in such situations, i also recommend u to consult homoeopathic doctor also to treat this.
Next Steps
Take-
1.Gelsimium semi.-200- 2drops thrica a day for 3 days.
2.Thyroidinum 3x-2 tab thrica a day for 1 month.