Long time
Many women do not have sickness. Once you get the sickness in one pregnancy, you are likely to get in next pregnancy. It will normally go away after three months of pregnancy.
Yes, many women have no symptoms in early pregnancy.
Legally speaking, it depends entirely on where you live, which you haven't specified.
9 months
Every woman is different and every pregnancy is different. Most women have a "baby bump" around the 6 months point. However some women show as early as 3 months while others never show at all.
You would need a scan to know with any accuracy. Many women have their stomach showing through their clothes which is nothing to do with pregnancy.
It depends on the woman. For most women morning sickness will stop around the 12th-14th week of pregnancy. For other they may experience it a shorter or longer time. Some women have it thought their whole pregnancy.
Yes, many women face bladder problems during pregnancy, childbirth and the months that follow because your bladder is just below your uterus, which is expanding to hold your growing baby.
nine
4 months
Pregnancy symptoms appear at different times for different women. Sometimes they don't start till a week after, and some women don't even get the symptoms. Many women say that they got the symptoms the day after, and some reported that they didn't even get the symptoms till a few months into their pregnancy.