San Francisco Chronicle Quotes Dr. Vernon Williams: What is a Stinger? Is 49ers’ Brock Purdy prone to keep suffering them?

Dr. Williams suggest that players who habitually deal with stingers are often predisposed to suffering them due to specific anatomical features.   Article Links: What’s a stinger and is 49ers’ Brock Purdy prone to keep suffering them?   Brock Purdy has suffered a stinger in each of the past two games, which leads to a few obvious…