Does smoking and drinking lead to irregular menstruation?

Menstruation disorder

is a common gynecological disease, more and mental factors, drug factors, disease factors and other reasons. If only a few times of smoking, drinking, and intake is small, generally will not affect the normal function of the body, will not lead to menstrual disorders. However, if you smoke and drink a lot for a long time, due to excessive intake of nicotine, alcohol and other ingredients, you may be in a state of tension and excitement for a long time, thus affecting the normal function of hypothalamus and pituitary gland, leading to endocrine disorders, thus causing menstrual disorders.