Salmonella typhimurium is an organism that takes advantage of stressed pigs.

Pig rearing today is complicated by economics, nutrition, labor and health challenges. One lesson reinforced to us is that health trumps all of these.

An example is Salmonella typhimurium — an opportunistic organism that takes advantage of stressed pigs and causes disease.

Salmonella typhimurium is more commonly found today in pigs than the pig-specific strain of Salmonella choleraesuis. Salmonella typhimurium can infect many mammals, including humans, and is widespread.