RSV, or Respiratory Syncytial Virus, is a common and highly contagious virus. Currently, there are no targeted treatments once infected, so prevention is the only way to avoid the risk, and vaccination is the best preventive method available.
Older adults with chronic illnesses are at the highest risk due to weaker immune systems. Once infected, their existing chronic conditions may worsen, leading to severe complications, hospitalization, or death. Heart disease patients need to be especially cautious, as they are not only more susceptible to infection but also suffer more severe...