¿La mirtazapina podría provocar que mi período vuelva a retrasarse?

At 12 weeks, the 2 cm head size of the baby displayed in the scans is normal. This is nothing but a predictable growth pattern. The baby's brain will continue to grow to the same body proportions during the pregnancy. An infant's cranial size at this stage is crucial in the development of the brain, thus this is an important parameter to control. 

Worrying when pe­riods are late after unprote­cted sex is normal. Stress can disrupt me­nstrual cycles, yes. But pregnancy or hormonal shifts might also cause­ delays. Anxiousness or tension indicate­ stress. Taking an at-home pregnancy te­st provides certainty. Managing stress is ke­y too - exercise, confiding in frie­nds. Periods will return when the­ root issue resolves.

Women may start to think that they are pregnant if they miss a period after a regular cycle of two months. Additional common symptoms that a woman might have are morning sickness, painful breasts, and being overly drained. Under the circumstances of no protection used during the sexual act, pregnancy will be a possible risk. If you are the one who is pregnant, you will find that out with a home pregnancy test.

The symptoms you have mentioned are caused by hyperthyroidism. These imbalances can affect your period too and result in what you explained. You need to talk to a doctor about these signs so that they can suggest treatment plans and also ensure that your levels of thyroid are being properly taken care of.

Worrying about pregnancy is normal. Pre­-ejaculate can sometime­s lead to pregnancy, but chances are­ lower than regular ejaculation. Missing pe­riods, nausea, exhaustion, and sore bre­asts indicate early pregnancy symptoms. Taking a pre­gnancy test from drugstores or clinics provides clarity. It's wise­ to eliminate doubt. If not pregnant, using prote­ction during sex consistently preve­nts unintended pregnancie­s and sexually transmitted infections.

Yes it is safe for pregnant women to travel by air during the early and middle stages of pregnancy as long as there are no complications or medical concerns.