It makes them feel clean of all their sins
Hajj is done on the Islamic month of Dhul-Hijjah, in which the month may change in solar calendar.
In case there is no danger of miscarriage or something else, pregnant woman may perform Hajj. It takes only a few days to perform Hajj.
Muslims go to mekkah once in their lifetime if they can afford it.
Hajj a Muslim pilgrimage
Performing Hajj is obligatory once in lifetime on each Muslim.
Out of the Five basic and compulsory pillars of Islam, one is Hajj. Hajj is compulsory for every ABLE (capable) Muslim. A true Muslim must go for Hajj once in a life-time (if he is economically and physically sound).
Hajj is the fifth pillar of Islam. It is obligatory on each Muslim man and woman once in lifetime. It is the combination of all kinds of worship. It is of utmost importance to a Muslim.
It is compulsory for every muslim.
Muslim Journey
It is not necessary to call a Muslim by a particular name after performing Hajj. Anyhow, a Muslim man after performing hajj is called a 'Haji'. The Muslim woman is called 'Haajan, or Hajjan.
She can not do hajj when her marriage is forbidden in Islam
They are obligated to make a pilgrimage once in their lifetime. Its an experience they will never forget. The go there to worship gods. And it is also on their 5 rules they must follow to be a muslim