推荐回答(1个)
嚼口香糖可以说是个人的习惯. 一方面,嚼口香糖可以锻炼脸部肌肉,使肌肉够富有弹性,面部的皮肤,看上去也会更有光泽. 第二,嚼口香糖可以使牙龈更加稳固,像人们所说的后期牙齿脱落,是很少会发生的. 三,嚼口香糖可以使口气清新,这应该是很多人对口香糖的普遍认识. 口香糖能美容、减肥吗? 消费者吴女士是口香糖的发烧友,她每天都要嚼4-5块口香糖,而吴女士的体验也很独特。 吴女士:口香糖的作用挺多的首先最大的感触我就觉得反正吃了这么多年觉得它能够减肥,现在脸部就比以前瘦多了我觉得是口香糖的作用。 吴女士的独特感受,让口香糖成了美容、减肥的好帮手,这样的体验是一种巧合呢?还是一种必然,近日记者在某食品研究机构了解到,人在咀嚼时与不咀嚼时热量的消耗的确有所不同,但从每分钟咀嚼时消耗的0.003千卡的热量值与人们散步时每分钟消耗的3.7千卡热量值相比,咀嚼时的热消耗实在是不值一提,所以嚼口香糖对减少面部脂肪而言没有任何作用,消费者吴女士的感受很可能只是心理作用,而能美容面部的说法也太牵强,口香糖的确能起到使咀嚼肌群均衡发展的作用,不过也有一个条件,就是要左右牙齿换着咀嚼,另外咀嚼的时间也不宜过长。 专家:咀嚼肌肉的饿锻炼是在适度的情况下它可以刺激它正常发育,如果过度刺激的话它就会发育过度了,两边的咀嚼肌都大起来等于说就像炸腮一样都大起来,就起不到美容的作用了,所以说咀嚼的过程当中应以你不累为准吧。 由此看来,嚼口香糖也和其它很多事情一样,要适可而止,另外专家还提醒消费者,当你感到咀嚼肌疲劳或嚼到口干燥的时候,就该停止咀嚼了,而用餐后咀嚼口香糖的时间也不要超过半个小时为好,儿童每天咀嚼口香糖的次数最好不要超过三次,否则过度地咀嚼会使咀嚼肌紧张而导致睡眠时磨牙或睡眠不好。 嚼口香糖的利弊咀嚼口香糖可以让口气清新,有利社交。但医学专家却不主张过多、过长时间咀嚼口香糖,因为这可能会影响身体健康。 首先,不少口香糖都以蔗糖为甜味剂,咀嚼时糖分会长时间在口腔内停留,有利口腔中的致龋菌产生酸性物质,诱发龋齿。《美国牙科协会杂志》建议民众选择以木糖醇替代蔗糖的新型口香糖。因为木糖醇具有和蔗糖一样的味觉和营养价值,但不会发酵产酸,不会破坏牙齿。 其次,使用含汞材料补过牙的人最好不要嚼口香糖。瑞士科学家研究发现,常嚼口香糖会损坏口腔中用于补牙的物质,使其中的汞合金释放出来,造成血液、尿液中的水银含量超标,从而对大脑、中枢神经和肾脏造成危害。 再次,嚼口香糖对儿童不利。儿童自控能力较差,嚼口香糖有可能造成吞食或误入气管,危及生命。此外,长时间嚼口香糖,咀嚼肌始终处于紧张状态,有可能造成睡觉磨牙的不良习惯,影响睡眠质量。 专家建议,嚼口香糖别超15分钟,有胃病者更不宜过多嚼口香糖。因为长时间咀嚼口香糖,会反射性地分泌大量胃酸。特别是在空腹状态下,不仅会出现恶心、食欲不振、反酸水等症状,长期下去还可能加重胃病 嚼口香糖可以促进人口腔内唾液的分泌,并通过唾液“稀释”吃过食物后人口腔内残留的酸。而酸是破坏人的牙齿、导致龋齿产生的主要“罪魁”。但通过咀嚼口香糖产生的唾液只能对口腔内的酸起到“稀释”作用,对牙齿的保护作用有限;而且,嚼口香糖也无法全部带走口腔内的细菌。因此不提倡以咀嚼.
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