Anthrax causes

Overview
Anthrax is not known to spread from one person to another.
 * Anthrax from animals. Humans can become infected with anthrax by handling products from infected animals or by breathing in anthrax spores from infected animal products (like wool, for example). People also can become infected with gastrointestinalanthrax by eating undercooked meat from infected animals.
 * Anthrax as a weapon. Anthrax also can be used as a weapon. Like in 2001 Anthrax was deliberately spread through the postal system by sending letters with powder containing anthrax. This caused 22 cases of anthrax infection.