Viruses

West Nile virus

West Nile virus is a viral infection carried by mosquitoes. A person infected with the virus may have no symptoms, or
From Better Health

Ross River and Barmah Forest viruses are carried by mosquitoes and can cause disabling rheumatic symptoms. Barmah
From Better Health

Kissing offers many health benefits but may also transmit a small number of disease-causing agents such as bacteria and
From Better Health

Poliomyelitis (polio) is a serious disease, caused by a virus. It can be prevented with immunisation. All children and
From Better Health

Ross River virus disease can cause joint swelling and pain, fatigue and muscle aches. Many infected people also develop
From Better Health

Chickenpox is a common, very contagious viral infection that over 90% of people get during childhood unless they have
From Child & Youth Health

Pneumonia is an infection of the lungs. It can be caused by bacteria or viruses, and people who are ill for some other
From Child & Youth Health

Hepatitis B is an infection caused by the hepatitis B virus (HBV). It affects the liver, causing damage to liver cells.
From Child & Youth Health

There are two main types of Herpes Simplex virus (HSV). HSV type 1 mostly causes sores (cold sores) around the mouth,
From Child & Youth Health

Tristeza represents one of the biggest threats to citrus production around the globe. The severity of the strains can
From HortNET New Zealand

Agriculture officials are investigating a possible incursion of a plant disease - impatiens necrotic spot virus (INSV) -
From HortNET New Zealand

Citrus trees in NZ orchards show considerable variablility in performance, manifested in the tree size, shape and
From HortNET New Zealand

CTV is believed to have been introduced into New Zealand in the late 1800's. The most efficient vector of CTV the black
From HortNET New Zealand

Genital warts are very common sexually transmitted infections. The genital wart viruses (types of Human Papilloma
From Child & Youth Health

Hepatitis means inflammation of the liver. Inflammation is a natural reaction of the body to injury, and often causes
From Child & Youth Health