There is blood in your underwear on the first day of menstruation, but there is no blood in your vagina. You stay the next day. After the color fades a little on the fourth day, it will flow red blood again. In the afternoon, it will become dark and dark, and a little bright red again. What situation has something to do with progesterone
Occasionally, a menstrual change has little impact. Generally, the amount of menstruation is less at the beginning and end of menstruation, and the color will be darker. In addition, the change of menstruation is related to your mood, diet and whether you have a cold.
According to the description, this may be caused by eating spicy, irritating and cold food at ordinary times, some gynecological inflammation or palace cold. Therefore, we should pay attention to the problems of diet, avoid eating spicy, irritating and cold food, and pay attention to the warmth of the abdomen.
If the menstrual cycle becomes shorter or the menstrual period is prolonged, consider that there is a certain relationship between progesterone. If the menstrual period is within the normal range within one week, it belongs to normal menstruation, and the blood is dark red. According to the description, it should be normal.