Is it better to straighten hair everyday or use a spray or hair product everyday?

i know both are bad for ur hair, but which is betterIs it better to straighten hair everyday or use a spray or hair product everyday?
its best to straighten your hair everydayIs it better to straighten hair everyday or use a spray or hair product everyday?
I would think a product because many straighteners can cause pretty cd heat damage especially if used every day.
Use a heat protection product, then straighten. (:
Use product then straighten, straightening is bad oh well i have been doing it for 4 years my hair is fine