The doctor who recently removed my gall bladder decided that I needed a bunch of tests to determine my overall health.The results are in.If you're one who some times wonders if pipe smoking is harmful read the rest of this post.My liver,lungs arteries.blood,heart,heart rate,and oxygen level are all very good.Not bad for a 71 year old codger.It looks like the only damage I've suffered from these 40 plus years of pipe smoking has been to the wallet.