Why are parasitic infections on the rise?

There are possibly many reasons, some of them are:

• Rise in international travel
• Contamination of municipal and rural water supplies.
• Increasing use of Day-care centers.
• Influx of refugee and immigrant populations from endemic areas.
• Return of armed forces from overseas.
• Continued popularity of household pets.
• Increasing popularity of exotic regional foods.
• Use of Antibiotics and immunosuppressive drugs.
• The sexual revolution.
• Increasing popularity of eating in restaurants, allowing a single person to infect thousands
• Increase in the number of people living per square kilometer
• Increase in consumption of industrially processed foods.
• Ignorance (most people are unaware of the risk )