Centuries: 1st century - 2nd century - 3rd century
Decades: 120s 130s 140s 150s 160s - 170s - 180s 190s 200s 210s 220s
Years: 166 167 168 169 170 - 171 - 172 173 174 175 176
Births
Deaths
... human history, and probably pre-dates the emergence of effective medicine. Quackery is still abundant today, herbal medicine[?], miracle cures, and diet and fitness ...