Super interesting findings of 100x above-average amounts of lead found in Beethoven’s hair that may completely explain his early onset deafness, among other ailments.

Locks of Beethoven’s Hair Offer New Clues to the Mystery of His Deafness
Using powerful technologies, scientists found staggering amounts of lead and other toxic substances in the composer’s hair that may have come from wine, or other sources.
nytimes.com