The Influence of the Coronavirus Disease 2019 Pandemic on Influenza Vaccination Refusal and Patient Satisfaction

• by Olivia M Man, Jack W McHugh, Jeremy Young, Laurie L Wilshusen, Lacey Hart, Tripp Welch, John C O’Horo, Douglas W Challener

• June 18, 2025

Recent COVID-19 Shot Linked to Less Spread

Protection against spread appeared strongest within 6 months of vaccination, while exposed vaccinated contacts showed no measurable reduction in infection risk.

• by Kerri Miller

• May 18, 2026

• 3 min

COVID-19, Vaccines, and Retinal Vascular Disease

A global systematic review of 173 studies found differing associations between COVID-19 infection and vaccination and retinal vascular events, with retinal artery occlusion more common after infection and retinal vein occlusion more common after vaccination.

• by Nirojini Sivachandran, MD, PhD, FRCSC

• May 14, 2026

• 2 min

Beyond recovery: long-term cardiovascular risks after severe COVID-19 requiring intensive care

• by Johanna Kämpe, Martin Jonson, Rebecka Rubenson Wahlin, Jacob Hollenberg, Per Svensson, Per Nordberg

• May 25, 2026