Since it appears that everyone is talking about this in the present tense even though the article is talking about the Civil Rights Movement and there are no referenced sources post-1965: https://www.cdc.gov/nchs/products/databriefs/db94.htm

This one in particular(What is going on with Mexican rates of asthma?): https://www.cdc.gov/nchs/images/databriefs/51-100/db94_fig2....