Penis-enlargement products: Do they work? - Mayo Clinic - penis pump study


Penis pump - Mayo Clinic penis pump study

PDF | On Jan 1, , Cl Norman Shealy and others published Penis Pump | Find, read and cite all the research you need on.

RESULTS: After 6 months, the mean penile length had increased from cm to cm (no significant difference). The efficacy of vacuum Evaluation Studies.

Scientific studies do not support manual penis stretching as an that regular use of a vacuum pump will increase penis size, but research does.