Al-Kāfi #1288“Abu ‘Abd Allah (a.s.), has said that ’Amir al-Mu’minin has said, ‘Do not eat fish very often; it melts the body.’”
Man Lā Yaḥḍuruh al-Faqīh #1022"Meat nourishes the flesh, and fish melts the body. Gourd increases intelligence, and eating eggs frequently increases offspring. No sick...