A study by the Harvard Medical School reveals that deep sea fish tend to contain the highest levels of mercury as a result of consuming small fish. The study warns consumers against eating large fish such as shark, swordfish, tilefish and King Mackerel. According to the Secretary General of International Federation of Fertility Societies Oladapo Ashiru, large fish have been found to contain heavy metals that can lead to infertility.
Read more: https://nation.africa/kenya/health/fertility-experts-warn-against-consumption-of-large-fish-4408700