Although the exact reason of hemorrhoids is still unknown, there are some factors that can have been found to cause or exacerbate cases of hemorrhoids, including constipation, diarrhea and sitting on the toilet for long periods of time. Additionally, hemorrhoids is more common during pregnancy period for women.
The data above only covers the United States, however, similar results are estimated all over the world, so there is a large need for hemorrhoid treatment everywhere. In addition, there are around 14 million people getting colonoscopies in the United States every year, and 15-20% of those patients are diagnosed with symptomatic hemorrhoids. Most of these patients will avoid treatment.
Many Americans do not treat their hemorrhoids for a number of reasons but quality of life improvements are reported among those who do seek out treatment.