I mostly used lead-free solder as a kid (1990's and 2000's) but I still recall the acrid smell of flux fumes. I've accidentally had a few good whiffs that left

I mostly used lead-free solder as a kid (1990's and 2000's) but I still recall the acrid smell of flux fumes. I've accidentally had a few good whiffs that left me recoiling and coughing a bit. I wonder if that'll have any long term effects...