Yes. In fact, twins usually produce more of the pregnancy hormone than singletons so you might get an even darker line.
A doctor's pregnancy test is much more accurate, where as a home pregnancy test can be faulty.
as early as 3.5 to 4 weeks after the first day of your last menstrual period
The first home pregnancy test was created and marketed in 1978.
get a pregnancy test at the store
No there, is no specific blood test to check for twins, although higher than normal HCG levels in a blood test may be because of twins, although it is no where near accurate for predicting a twin pregnancy.
No
Yes. Many people cannot get a high enough hcg level to register on a home pregnancy test and need special blood work done to get a positive result.
yes the home pregnancy test is wrong because accuracy wise the blood test for pregnancy which more clinics and hospitals use is more accurate than urine test for pregnancy which is the one frequently used in home pregnancy test or the quick kit test for pregnancy.
It is a commercial for Kaiser Permanente, not for a home pregnancy test.
There are many home pregnancy tests for your friend to use. Home pregnancy test are pretty much the same in terms of accuracy and reliability, so I would recommend the pregnancy test that is the cheapest at a local grocery store or pharmacy.
No, a human home pregnancy test will not reliably work on a mare. The horse test and human test look for species specific hormones.
It could mean twins as they can cause a higher level of the HCG hormone that pregnancy tests detect. It could also mean it was a faulty test. You should wait a week to retest, or visit your doctor for a blood test.