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Group 1: Impact of Diet on Male Fertility - A 28-year-old programmer's semen analysis revealed concerning results: sperm concentration at 5 million/ml (normal should be ≥15 million) and vitality at 20% (normal should be ≥40%) [1] - Long-term excessive alcohol consumption significantly harms male fertility, with studies showing a 20%-30% decrease in sperm vitality and a 50% increase in sperm head deformity [2] - Consumption of instant foods, such as instant noodles and self-heating hot pots, introduces preservatives and chemical additives that generate free radicals, leading to decreased sperm quality [3] Group 2: Specific Food Types and Their Effects - Storing leftover food improperly can lead to high levels of bacteria and nitrites, which may damage testicular function and reduce male fertility [4] - Pre-packaged meals and frozen foods often contain high levels of additives and preservatives, which can lead to obesity and negatively impact testosterone levels [5] - Pickled foods and strong-flavored condiments can act as chronic androgen blockers, affecting sperm production and development [6] Group 3: Recommendations for Male Fertility - Dietary adjustments are recommended, including the consumption of black beans, walnuts, and sea cucumbers to support reproductive health [7] - Regular physical activity and a balanced lifestyle are essential to maintain kidney health and overall well-being [8] - Regular health check-ups and the elimination of harmful habits can enhance sperm quality and protect health [9]