Eva Longoria Good Genes or Good Docs?!

Eva Longoria's looks over the years are 50 and FABULOUS!

Here is a 30-year-old version of the Hollywood star droppin' jaws with her effortless beauty at a movie screening in Cannes, France back in 2005 (left). This was one year after she became a household name playing Gabrielle Solis on "Desperate Housewives."

And, 20 years later ... clearly not much has changed! Eva recently pulled her long(oria) hair back at a Major League Soccer match in Fort Lauderdale, Florida (right) -- and proved her stunning appearance with a bright white smile!

We know her looks are far from looking half a century old, but the question here is: