By: Knut Holt Problems of achieving a satisfactory erection are fairly common. If the problem does not originate from lack of lust and is great enough to make normal intercourse impossible, the condition is called erectile dysfunction (impotence). Erection problems are caused by combined physical and psychological factors.
THE ERECTION MECHANISM
The penis has three bodies containing [...]

By: Cha Medical Kwang Yul Cha M.D for Largest Stem Cell Research
Although ‘Hwang Woo-suk’s stem cell fraud scandal’ shattered Korean hopes to emerge as a bioscience hub, Korea continues to strive to become the world’s leading stem cell researcher. To maintain the bioscience boom, CHA Medical Group(representative: Kwang Yul Cha) is eager to expand support [...]

By: Knut Holt Erection takes place when structures inside the penis and along the urethra between a man’s legs are filled with blood and inflated. This occur upon signals from the brain and the spinal cord, and the signals are transmitted through nerves in the parasympatic nervous system, a part of the autonomous or involuntary [...]