+1 for the leap. 7 years ago I went to a local store to buy an Aeron. The guy sent me home with a Leap to try for 30 days - no deposit. 7 years later and it sti

+1 for the leap. 7 years ago I went to a local store to buy an Aeron. The guy sent me home with a Leap to try for 30 days - no deposit. 7 years later and it still looks and operates like new. And I haven't had sitting issues since I got it. A good chair is not a replacement for physical activity though.