Viagra and a healthy lifestyle
Viagra is in many ways is a unique preparation. The active ingredient of Viagra – Sildenafil citrate has first been developed for treatment of pulmonary hypertension and has shown unique properties in fighting erectile dysfunction during clinical trials. But why is the drug so unique? Firstly due to its high efficacy, the drug affects completely natural mechanism of erection and exerts a minimal number of side-effects. The effect of the preparation on the quality of life in men is also significant. An impression may even be formed that the effects of Viagra on life quality are so evident that a study to determine the fact is not needed. The founders of modern sexology William H. Masters and Virginia Johnson have first determined the connection between erectile dysfunction and psychological disorders in men.
