Did Lou Gehrig actually die of 'Lou Gehrig's disease'?

Baseball to Call Attention to Gehrig's Disease - The New York Times

Lou Gehrig may not have really had Lou Gehrig's disease

Lou Gehrig at age 29, of The New York Yankees in spring training prior to his 1933 Triple Crown year. Less than 6 years from retiring with ALS that killed him 2

The Dangerous Stoicism of Lou Gehrig – The Elements of Writing

Did Lou Gehrig Actually Have Lou Gehrig's Disease? Brain Trauma, ALS, and CTE with Motor Neuron Disease — Julie Stamm

How did Stephen Hawking live 55 years with ALS?

Did Lou Gehrig really have ALS?

Lou Gehrig's Triumph and Tragedy With the New York Yankees

Neurologists: Lou Gehrig Did So Have Lou Gehrig's Disease : Shots - Health News : NPR