Experts weigh in on whether the penile phenomenon actually happens.
From https://www.huffpost.com/entry/is-summer-penis-real_l_5cffdc6be4b00a4c6abfa805
From https://jamesjohnson10.blogspot.com/2019/06/does-summer-penis-exist-truth-about-men.html
From https://richardwood1.blogspot.com/2019/06/does-summer-penis-exist-truth-about-men.html