condom for Dummies
condom for Dummies
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没错，安全套就是来保障安全的——性行为的安全。正确使用安全套，不仅能避孕，还能预防许多疾病，所以，除了计划怀孕的，其他情况最好都用！
确保安全套能够在没有额外润滑的情况下使用是科学家们关注的另一个挑战。美国波士顿大学的一组研究人员开发出了一种涂在安全套上的涂料，可以使安全套具有自润滑功能。
Pull out your fingers. In the event you’ve inserted the condom correctly, the outer ring should be hanging about an inch outside the house your vagina.[28] X Exploration supply
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How can I'm sure which sizing condom to buy? Condoms should really feel snug on the penis and become effective at keeping all over the entirety of intercourse devoid of transferring or slipping off. “To make certain appropriate suit, It is helpful to test on unique measurements although the penis is erect,” Dr. Gaither states.
In the event you’re applying lambskin-primarily based exterior condoms, nevertheless, it is crucial to note that the material won't safeguard in opposition to STDs like other exterior condoms. But the fabric does operate as contraception. Correct Dimension
乳胶避孕套只能使用水基润滑剂。油基润滑剂（如凡士林、起酥油、矿物油、按摩油、身体乳液和食用油）会弱化乳胶，使安全套破裂。
Easy lubricant about the condom if required. Sexual lubrication decreases the potential risk of damage to not just the condom, but additionally cuts down friction and raises enjoyment for those possessing sexual intercourse. Some lubricants even contain spermicides which can help lower the risk of pregnancy.
"Double bagging", applying two condoms without delay, is commonly considered to cause a higher price of failure because of the friction of rubber on rubber.
“It's important to have a look at expiration dates as the efficacy and probability of breaking will probably be impacted, which defeats the entire intent of making use of it.”
Giacomo Casanova exams his condom for holes by inflating it Casanova from the 18th century was among the 1st claimed using "assurance caps" 安全套 to avoid impregnating his mistresses.[111]
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Individuals of any age, together with teens, should purchase condoms. You don’t should be 18, and a cashier legally can’t refuse to provide them to you.