Beyond the warning: La Crosse health leaders add context to J&J COVID-19 vaccine concern Health leaders report adverse reactions for transparency and research, La Crosse experts say COVID-19 vaccines remain affective July 13, 2021 6:43 PM Jordan Fremstad Updated: ONALASKA, Wis. (WKBT) – Researchers are looking into 100 reported cases of a neurological condition to see if there is a connection to the Johnson & Johnson COVID-19 vaccine. Researchers in the vaccine industry report potential adverse reactions to stay transparent and make sure these vaccines are safe. Health communication is a complex issue for doctors and health leaders throughout the world. In a world of information overflow, Gundersen Health System’s Dr. Raj Naik wades through complex medical information in a way everyone can understand.