This article describes research criteria and probability methodology for the diagnosis of
prodromal PD. Prodromal disease refers to the stage wherein early symptoms or signs of PD …

Objectives: Our goal was to evaluate the association between erectile dysfunction (ED) and
risk of cardiovascular disease (CVD) and all-cause mortality by conducting a meta-analysis …

Introduction This article presents a review of previous research concerning risk factors for
sexual dysfunction in women and men. Aim The aim is to evaluate past research studies to …

Background Despite the aging of the population, little is known about the sexual behaviors
and sexual function of older people. Methods We report the prevalence of sexual activity …

Introduction The serendipitous discovery of sildenafil (Viagra [sildenafil citrate]) as a
treatment for erectile dysfunction (ED) is one of the most fascinating drug development …

Introduction Significant scientific advances during the past 3 decades have deepened our
understanding of the physiology and pathophysiology of penile erection. A critical evaluation …

Increased longevity and population aging will increase the number of men with late onset
hypogonadism. It is a common condition, but often underdiagnosed and undertreated. The …

Erectile dysfunction (ED) is the persistent inability to achieve or maintain an erection
sufficient for satisfactory sexual performance. 1 According to data from the Massachusetts …

Erectile dysfunction is defined by the Fourth International Consultation on Sexual Medicine
as the consistent or recurrent inability to attain and/or maintain penile erection sufficient for …

Penile erection is a perfect example of microcirculation modulated by psychological factors
and hormonal status. It is the result of a complex neurovascular process that involves the …