It is normal to feel weak during the first month of pregnancy: first of all, it is considered to be caused by the hormonal changes in the body during pregnancy, as the body’s hormonal secretion stimulates the nervous system, which will lead to weakness and fatigue. Secondly, it is considered to be caused by the poor physical quality during pregnancy and the instability of the placenta in early pregnancy. Many women feel uncomfortable in early pregnancy because they do not adapt well, and it can be accompanied by abdominal cramps and irritability, which is normal. Finally, it is considered to be a gastrointestinal reaction in early pregnancy, such as nausea and vomiting, which produces weakness. As long as there are no other serious problems, basically no treatment is necessary and usually more rest can be taken.