Can high blood sugar cause erectile dysfunction?
May 26, 2025
Source: Cainiu Health
Dr. Liu Feng
Introduction
High blood sugar may cause erectile dysfunction. High blood glucose levels can lead to reduced testosterone levels, which is an important hormone for maintaining male libido and erectile function. Decreased testosterone levels directly affect the penis's ability to achieve an erection, resulting in reduced sexual desire and decreased erectile rigidity. At the same time, high blood sugar can impair the normal function of vascular endothelial cells, preventing the corpora cavernosa from filling with blood to achieve an erection.
Erectile dysfunction refers to the inability to achieve or maintain an erection. In general, high blood sugar levels may lead to erectile dysfunction. If the body experiences discomfort or related symptoms, it is important to seek medical attention promptly for diagnosis and treatment. A detailed explanation is as follows:
High blood sugar, also known as hyperglycemia, can reduce testosterone levels. Testosterone is a crucial hormone for maintaining male libido and erectile function. Lower testosterone levels directly affect the penis's ability to achieve an erection, leading to reduced libido and decreased erectile rigidity. Additionally, high blood sugar impairs the normal function of vascular endothelial cells, reducing the secretion of vasodilating factors such as nitric oxide. Without sufficient vasodilation, the corpora cavernosa cannot become adequately engorged to achieve an erection.
Patients with erectile dysfunction often experience a noticeable decrease in libido, accompanied by symptoms such as fatigue and low interest. Furthermore, patients may develop psychological symptoms such as insomnia, anxiety, and depression, as well as social issues like avoidance of sexual activity and strained relationships due to erectile dysfunction. Therefore, individuals with high blood sugar should actively take measures to control their blood glucose levels and undergo regular health check-ups to prevent complications such as erectile dysfunction.
In daily life, individuals with high blood sugar are advised to actively cooperate with medical treatments, quit smoking, limit alcohol consumption, and ensure adequate sleep to promote condition improvement and recovery.
