The different names for the same problem are piles/hemorrhoids or bawasir. In the Anal area, piles are engorged blood vessels. Approximately 75% of people will experience Piles/Hemorrhoids at some point in their lives.
Piles (or Hemorrhoids) are a very common ailment that can affect both men and women of any age. These are caused by persistently high pressure in the veins. Constipation, excessive straining during bowel movements, and persistent diarrhea are some of the other causes. There is also evidence of family inheritance. Women are more susceptible to piles during pregnancy because the growing uterus restricts blood flow in the pelvis. Aspects of one's lifestyle can also play a role.