Many of us know that the areas of our feet reflects the different parts of our body, take a look at this chart.
image from here
So which area is the most painful one when you massage your feet? My last trip of foot massage was during my recent trip to Hatyai, I remember the most painful area is the inner part which represents colon, spine, intestines and bladder (according to the chart). Cham la.... does it means my colon, spine, intestines and bladder are problematic?! :0