One can also get accustomed to arsenic after a fashion. I've never understood this concept. 'Oh you'll get used to it if you force yourself'..... Oliva ----- Original Message ----- http://www.sciencedaily.com/releases\1998\02\980225074806.htm most lactose intolerant people will in time develop enough lacose eating bacteria to eliminate symptoms, if they just continue eating small amounts of milk.