Place lobsters in the pot (head first), cover tightly, return to a boil as quickly as possible and start counting the time. Steam a lobster for 8 minutes per pound, for the first pound. Add 3 minutes per pound for each additional pound thereafter. See chart below for approximate cooking times. Regulate the heat if the froth starts to bubble over.
epidemic definition. A contagious disease that spreads rapidly and widely among the population in an area. Immunization and quarantine are two of the methods used to control an epidemic.
Outbreaks, epidemics and pandemics. An outbreak is the sudden occurrence of a disease in a community, which has never experienced the disease before or when cases of that disease occur in numbers greater than expected in a defined area. The current Ebola scenario in West Africa started as an outbreak, which initially affected three countries.