In this engaging, informative video a doctor explains how problematic porn use can lead to erectile dysfunction. He urges viewers struggling with such disorders to make an experiment for themselves to see if porn is the cause of their difficulties.
Be your own scientist! And ignore porn industry shills who deny the many risks of excessive porn use documented in formal studies.
Incidentally, the World Health Organization’s diagnostic manual (the ICD 11) does recognize porn use as a potential cause of Compulsive Sexual Disorder. It’s baffling that the DSM is still resisting.