Why is my left breast slightly larger during my period?

Changes in menstrual blood flow can be influenced by various factors, including hormonal imbalances, medications, stress, changes in weight, or underlying health conditions. Since you mentioned using medications for skin allergy,

DELAYED PERIODS and BACK PAIN may indicate PREGNANCY.. Take a PREGNANCY TEST to confirm.. ORAL CONTRACEPTIVES or STRESS may also cause DELAYED PERIODS.. Consult a doctor if symptoms persist..

During pregnancy, sexual activity is generally safe unless you have any complications. In most uncomplicated pregnancies sex can be enjoyed throughout the entire pregnancy. Only if you have a history of preterm labor, placenta previa, cervical incompetence, or if you are experiencing bleeding or have a low lying placenta, then your doctor would limit or advise against..

Blighted ovum, which is also called the synonym "anembryonic pregnancy," is a situation where a fertilized egg is implanted in the uterus, but the embryo does not develop. I understand your worries about having two blighted ovums one after the other were scary. The most important thing is to consult your doctor, who knows the potential causes and comes up with the possible solutions that allow you to have a healthy pregnancy in the future. You could have further examinations which are done to help decide if there is an underlying factor that is causing this to happen multiple times. 

If you looking for help with the question about pregnancy signs, then here you have some of the signs to look out for. Experiencing nausea, tiredness, or vertigo may be the first signals of the pregnancy. A period that is late or missed is a definite sign as well. When you take a pregnancy test, you can easily determine your condition. These tests are so easy to use and will quickly answer your question.