被动吸烟(passive smoking)即连续15min以上被动吸入吸烟者周围的烟气,即吸二手烟。我国有3亿烟民,同时造成7.8亿被动吸烟者。被动吸烟对所有人群均有损害,尤其是儿童。资料显示,烟气中含大量有毒物质,尤其是自由基,当人体内失去控制的自由基达到一定数量时,就会危及健康,造成运动能力和抗氧化水平下降[1]。某些植物性饮品能较好地清除体内失控自由基,增强运动能力,提高抗氧化水平[2-4]。石榴是我国 Passive smoking (passive smoking) that is more than 15min passive inhalation of smoker around the smoke, that is, second-hand smoke. There are 300 million smokers in our country and 780 million passive smokers at the same time. Passive smoking damages all people, especially children. Data show that the flue gas contains a large number of toxic substances, especially free radicals, when the body loses control of a certain number of free radicals, it will endanger the health, resulting in decreased exercise capacity and antioxidant levels [1]. Some plant drinks can better eliminate the body out of control free radicals, enhance exercise capacity, improve the level of antioxidant [2-4]. Pomegranate is my country