I have an Aeron but it aggravates my sciatic nerve, so now I use a basic office chair I grabbed out of the waiting area. It doesn't even swivel, but it's comfy

I have an Aeron but it aggravates my sciatic nerve, so now I use a basic office chair I grabbed out of the waiting area. It doesn't even swivel, but it's comfy enough. Haven't thought much about chairs since.