Can Viagra permanently damage vision? By Lizzy on December 6, 2018 A case study examines the damage that Viagra can potentially do to the retina. In doses above recommended levels, the blue pill might make you see red. Source: MedicalNewsToday.com Published in Health News Lizzy More from Health NewsMore posts in Health News »Largest COVID Vax Safety Study; Kratom Deaths Rising; Gov. Threatens Hospital ChainLargest COVID Vax Safety Study; Kratom Deaths Rising; Gov. Threatens Hospital ChainFasting-like diet lowers risk factors for disease, reduces biological age in humansFasting-like diet lowers risk factors for disease, reduces biological age in humansJunk DNA in birds may hold key to safe, efficient gene therapyJunk DNA in birds may hold key to safe, efficient gene therapyResearchers are using RNA in a new approach to fight HIVResearchers are using RNA in a new approach to fight HIVNearly all doctors feel burnout, but many are encouraged by potential of AI, survey says