Birth control medication does cause pregnancy symptoms. But yes you can have pregnancy symptoms and be pregnant.
MOST definitely. There is even a psychological disorder in which your body will actually produce a false pregnancy -- ie. the hormone released in urine, the tender breasts, even the growing belly. If you stress about having symptoms of a pregnancy, odds are your brain will be alert for any and all symptoms that might confirm it. Therefore making you think you are pregnant.
Stress can make menstruation later than predicted. If a person is under stress - that is enough to cause physical symptoms - the body will delay or skip ovulation in order to prevent pregnancy at a time of stress, thus in turn as ovulation is delayed menstruation can be delayed too.
The Depo shot may cause pregnancy symptoms. These are generally involving a loss of period or reduced period, however a pregnancy test should be taken if pregnancy is suspected.
The power of suggestion is very powerful. Many of the symptoms of pregnancy are also associated with stress and sleep deprivation. Basically, if you're looking for it, you will find it, regardless of if it is really there or not.
stress during pregnancy can lead to tempromandibular disorder
it causes symptoms with the brain
Yes,because stress affects the baby.And you.
You are correct that stress can cause disruptions in her cycle. The symptoms that you describe are the same as is seen in pregnancy, but they are also side effects of the morning after pill. I think your best course is to get a pregnancy test and put your mind at ease.