People with Type O blood are at a disadvantage health-wise. They're prone to ulcers, thyroid issues, low hormone levels, and iodine deficiency. Type O people are more likely to retain water, be obese, and have unwanted tumors. But still, Type O people are very important. Why?
Because people with this blood type play an important role in our society. They have leadership energy, they tend to stay focused, and have some of the best qualities.