9
The CDC lists two: complete abstinence, and being in a long-term mutually monogamous relationship with an uninfected partner.
Sexual intercourse naturally introduces microtears (small tears in the the epithelial layer) through which diseases can transfer between partners. One might think that additional lubrication would help with this, but the jury is ...
8
This "pre-ejaculate" that you are talking about does contain a very small amount of sperm, and can absolutely cause pregnancy. To be clear, the alkaline fluid that comes out as the pre-ejaculate is made in Cowper's glands, which do not produce sperm. However, sperm may be present from a prior ejaculation and come out as part of the pre-ejaculate.
https://...
7
[I]s it logical/healthy to take in oral contraceptives on a regular basis even if one is not engaged in intercourse?
There are several reasons to take oral contraceptive pills (OCPs) that have nothing to do with contraception. In that way, they can be considered medications to treat medical conditions, not contraceptives.
In the case of women who bleed ...
7
There are many facts to consider in answering the question, but in effect, yes, one can calculate the chances. Things to consider:
type of condom
correct usage of condom
point in the menstrual cycle
Condom type
Latex condoms are somewhat more effective than polyurethane condoms, mostly due to breakage and slippage. However, since in your scenario the ...
6
Neither.
The percentages given are the percentage of couples using that method who will conceive over a year. So if 100 people use that 98% method, 2 will get pregnant each year.
Here is a page from the National Health Service in the UK that explains this as well as providing some numbers for some methods.
5
The answer at the moment seems to be a clear "maybe".
There is a Cochrane review of this very topic. Combination contraceptives: effects on weight.
A Cochrane review is a study where people collect a lot of other studies on the subject, determine whether the studies were well-designed, and, if they were, review those studies and draw a conclusion from ...
5
You should not skip any pills when taking oral contracptives. Breakthrough bleeding is not uncommon, especially early on, and the pill is still effective at preventing pregnancy. You should, however, report breakthrough bleeding; your doctor may want to change your pill.
Breakthrough Bleeding is one of the most common reasons for women to stop taking their ...
5
Fertility awareness methods are slightly different from the others in that they require you to have self control and not have sex when you might otherwise want. Many people don't like to do this. In this study "9.2 per 100 women dropped out because of dissatisfaction with the method".
Failure rates very widely depending the method of education, and the group ...
3
If by "I waited a week" you mean you waited seven days, you should be fine. However, seven days is the bare minimum so if you mean anything less than a full seven days then it depends on when you began to take them relative to your menstrual cycle. These are typical instructions for beginning birth control pills:
Start your first pack of pills on the ...
2
TL;DR: using expired condom might lead to irritation on the skin of the sex organs involved in the act, and might also lead to skin inflammation and rash.
After some self research, I found this article which while not scientific and official, is written by someone who appears to know what they're talking about.
Quoting the relevant part: (part about ...
2
The National Cancer Institute has a nice summary of the relationship between oral contraceptives and cancer, based on several reports. While there were some conflicting results, there seemed to be a consensus that there is a mild increase in the risk of breast cancer among women using oral contraceptives.
Here are the three reports:
Burkman et al. (2004): ...
2
Fill them with water. If they leak, they're bad. Just keep in mind they're not meant to withstand pressure, so don't fill them to bursting. Use just enough water to show if there are any leaks.
2
Birth control pills omitted for one day and having unprotected sex will not result in pregnancy if you have taken missed pill and the pill you should been taking on Wednesday.
Birth control pills are comprised of sex hormones and work by suppressing ovulation. One day missing dosage of birth control pills is not enough for ovulation recovery as shown by ...
1
Yes.
https://www.ncbi.nlm.nih.gov/pubmed/?term=ORAL+CONTRACEPTIVES+AND+MOOD%2FSEXUAL+DISORDERS+IN+WOMEN
https://www.ncbi.nlm.nih.gov/pubmed/24014598
https://www.ncbi.nlm.nih.gov/pubmed/29145752
Increased risk of depression, sexual dysfunction, breast cancer, nutritional deficiencies, stroke, blood clots among other issues.
Some studies have also shown ...
1
Yes, or at least waterproof enough to bath and swim while wearing it.
According to the Association of Reproductive Health Professionals:
You can wear the patch while bathing, showering, swimming, and exercising
And the NHS:
You can wear the patch in the bath, in the swimming pool and while playing sports
And according to the review Transdermal ...
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