leprosy, 4000 years ago
Yes. It's a mental disorder known as lycanthropy. The word (and earliest references to the disease) dates to the 16th century.
The Earliest known people were Ciboney
The earliest known people in the Caribbean are the Taino indians
The earliest known language of the Hebrews was early Biblical Hebrew (עברית).
The earliest form of exchange was known as barter
Records found in the tombs of Egyptian Pharohs are the earliest records known telling of cancer. Hippocrates (he wrote the Hippocratic Oath "...First, do no harm.."; known as the Father of Medicine) wrote about cancer as well.
Trepanation may be among the earliest treatments.
Stage I periodontal disease.
One of the earliest symptoms in Refsum disease that the patients develop is night blindness.
the zebra
china
The earliest known Mexican civilization is the olmec