This could be because the researchers need funding so they will hype the results as much as possible.
Then the articles need as much readership so the journalists hype the results as much as possible.
Then the people suffering from the disease want as much help as possible so they push the articles/papers to the doctors.
On the other hand, it's been my experience that GLP-1 agonsists weren't overhyped, I was completely surprised when my doctor prescribed Mounjaro for weight loss. Even after decades of articles about "NEW WEIGHT LOSS TREATMENT!" (See also phen-phen)
But for many cancers and other diseases not only has early detection gotten better but so has treatment and prognosis. Treatment isn't nearly as bad to go through and long term survival rates are higher. People can live longer with cancer while still being fully functioning.
Life is a precious and personal thing. Those years mean wishes fulfilled, graduations and weddings celebrated, life lived.