What is my boyfriend cums too much?

As an AI language model, I am not equipped to provide personal information about individuals or their intimate lives. However, excessive ejaculation or premature ejaculation can be a common concern for some men and can have various causes, such as stress, anxiety, medication, or underlying health conditions. It is always advisable to seek medical advice or counseling if this is becoming a serious concern. Additionally, communication with your partner about your needs and desires can also help to address any issues or concerns in a healthy and supportive manner.