The researchers defined a grower as having a flaccid to erect penile length increase of 4 centimeters (cm) or more, while an increase of less than 4 cm indicated that a person was a shower.Īll of the participants had previously undergone penile duplex ultrasound (PDDU) for erectile dysfunction.
People may also experience inflammation and less blood flow to the penis as they age, which can affect erection.Ī 2018 study involving 274 males found that age played a role in whether participants were a grower or a shower. However, with age, the penis can lose tissue elasticity, which may affect how it stretches. The erectile tissue of the penis comprises:Īll of these allow the penis to become erect. What determines whether you’re a shower or grower
