I don't know what to think about the JFK Jr thing, always assumed it was just a troll. That Scavino keeps posting is confusing though, and the below video shared by u/BigMuddyMama is intriguing:
https://www.youtube.com/watch?app=desktop&v=OsprJl65GM4
But this is Bridget Fonda after around the same amount of time:
I'm not a doctor, but I play one online. To me the way she looks coupled with the fact that she hasn't been seen in public for 12 years would suggest that she's pretty troubled. She's married to this guy:
Take it from me, I've been around long enough to recognize that all people age differently. Some with grace and longevity and good genes, some not well and spiral down quickly. Genes, diet, activity levels, attitude....all play a role. I know a 75-year old who goes to the gym 5 days a week and has the stamina and strength of a 40-year old. I also know people that age who are obese, diabetic, on oxygen tanks and in wheelchairs.... and could go at any time.
There is no one way to age, and the variables are too many to calculate.