Insight(noun) a sight or view of the interior of anything; a deep inspection or view; introspection; -- frequently used with into. Insight(noun) power of acute observation and deduction; penetration; discernment; perception.
Rubella (German measles) is an infection caused by the rubella virus. Although it most commonly occurs in young children, it can affect anyone. The illness is usually mild. However, rubella in a pregnant woman can cause serious damage to the unborn child. Immunisation has made rubella uncommon in the UK.
Salmonella is caused by the Salmonella genus of bacteria, specifically salmonella enteridica.alaria is caused by organisms of the genus Plasmodium, a parasite  that infects human red blood cells.