Parasites are like uninvited guests who feast on the host to its ultimate destruction. In humans, children in particular, the most common parasites are worms found in the gut.
The first phase of the autumn polio vaccination drive was launched on Sunday across the country, where 17 positive cases were registered this year, officials said.
There are 12 different species of poisonous snake in Afghanistan belonging to three main families: vipers, pit vipers and cobras/kraits.
Tetanus is a serious condition that is caused by a bacterial infection.
Leprosy is a disease that causes skin sores, nerve damage and muscle weakness. It is believed in some places to be a punishment for the victims’ sins.