避孕套 Options
避孕套 Options
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In the African continent, condom advertising in certain places is impeded by anti-condom strategies by some Muslim[160] and Catholic clerics.[139] Amongst the Maasai in Tanzania, condom use is hampered by an aversion to "squandering" sperm, that is supplied sociocultural relevance past replica. Sperm is believed to be an "elixir" to Girls and to own advantageous health and fitness outcomes. Maasai Females think that, soon after conceiving a kid, they needs to have sexual intercourse continuously so that the additional sperm aids the child's progress.
There is not any absolute rule for who really should use the different condom sizes and sizes will vary by model. But the following pointers, that happen to be in inches, might support:
如今的避孕套的产品多为天然乳胶材质。天然乳胶有五千至七万纳米的自然裂缝，因为人类精子的前端的直径约为五千纳米，所以可以有效地阻止精子进入女性的阴道内，起到避孕的效果。但是一些传染性的性病的病毒的直径比天然乳胶的自然裂缝要小的多，比如艾滋病病毒的直径仅为一百二十纳米，而乙肝病毒中的大球形颗粒的直径就更小了，仅为四十二纳米。由此我们可以看出，因为导致性病传播的病毒体积小于天然乳胶的自然裂缝，所以即使我们在性行为过程中使用了避孕套，仍然有一定的几率患上性病。
有外用（男用）安全套和内用（女用）安全套（分别称为外用安全套和内用安全套），安全套在正确使用时有效。外用安全套最常见，是在插入之前适合男性勃起阴茎的护套或覆盖物。内用安全套也可用，是在插入前松散地贴合在阴道内的护套或衬膜。
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世卫组织在安全套方面的工作属于其首要任务，即向会员国提供技术指导和支持以加强与性和生殖健康及权利有关的规划。这包括预防和控制性传播感染（包括艾滋病毒），以及避孕和计划生育服务。安全套也被纳入世卫组织的其他规划，如涉及全面性教育和性别暴力的规划。
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The Trojan Enjoyment Pack includes an variety of external condoms in various textures and sensations so you and your lover can continue to keep the Bed room enjoyable. This range pack contains 12 exterior condoms with the choices of ribbed, extra lubricated, warming, and ultra-slender from which to choose.
与使用有关的问题不常见。包括过敏反应，阴道干燥或刺激症状，取出海绵困难等。
The usage of condoms to forestall STI transmission is not really especially tackled by Catholic doctrine, and is particularly at condom present a subject of debate between theologians and higher-position Catholic authorities. A number of, including Belgian Cardinal Godfried Danneels, imagine the Catholic Church must actively assist condoms used to avoid disorder, In particular major ailments which include AIDS.
Do exterior condoms expire? Yes, condoms do expire, so it is important to concentrate into the expiration day to ensure the merchandise is Doing the job as supposed. “The elements over time can break down rather than be as helpful or could be far more very likely to crack,” Dr. Cross says.
润滑剂可以让使用安全套进行的阴道性交尤其是肛交令人满意和有效。与阴道或阴茎不同，肛门在性交过程中通常不能提供足够的自然润滑。肛交时应始终使用足量润滑剂。润滑剂对于经历与更年期相关的阴道干燥的人会有帮助。一般来说，使用润滑剂与减少性疼痛和不适以及提高女性性满意度有关。