hi cassidy!
i was dxd later in life, too. i should say, i was correctly dxd. i remember my first sx when i was in ninth grade. and my first exacerbation occurred in my mid-twenties. i was misdiagnosed with something else, though. it wasn't until my second exacerbation 25 years later that i was given the MS dx.
i hear ya about never being sure what is ms and what is aging. frankly, i prefer to blame it on ms!
zia