When Christopher Columbus and his crew landed on our shores in 1492, he brought many things with him–among them, the dreaded sexual disease syphilis, which can damage the heart, brain, eyes and bones, and can also be fatal.

This is shown by recent Indian skeletal evidence. In LiveScience.com, Charles Q. Choi quotes evolutionary biologist Kristin Harper as saying, "All of the skeletons that showed definite signs of (syphillis) appeared to be dated to after Columbus returned to Europe."
read more