This website contains age-restricted materials including nudity and explicit depictions of sexual activity.
By entering, you affirm that you are at least 18 years of age or the age of majority in the jurisdiction you are accessing the website from and you consent to viewing sexually explicit content.
The main difference is FSA is use it or lose it. I got Lasik many years ago because I had 1 month to use $2000 in my FSA.
HSA is like a 401k that you can deduct from immediately for medical needs.