Why is testosterone normal but male performance declines?

Mr. Tuan Anh, a 37-year-old resident of Ho Chi Minh City, has submitted a question to VnExpress's Health section regarding a men's health issue. He reported recently experiencing a decline in sexual function, even though his testosterone test results were normal. The discrepancy between his laboratory results and clinical symptoms has led him to wonder about the true reasons behind this decrease in performance. This condition prompts questions about other factors that might influence male sexual function beyond testosterone levels. This is a common concern for many men who experience changes in their sexual health without finding clear explanations through basic laboratory tests. Mr. Tuan Anh's question reflects a need for deeper understanding of the potential underlying causes and solutions for this problem.

Key points
* A 37-year-old reader in HCMC is experiencing a decline in sexual performance.
* His testosterone test results are reported as normal.
* He is seeking an explanation for this discrepancy.

Nguồn / Source: VnExpress - Sức khỏe