Because Helicobacter Pylori is contagious, treating it properly is key to preventing its spread.
Recent discoveries on the effects of live attenuated vaccines challenge the current vaccine paradigm and question vaccination policies.
Do you have a question about climate change? This collaboration between The Conversation, Stuff and the New Zealand Science Media Centre gives you the chance to ask – and we'll provide expert answers.
When a certain percentage of a population has been vaccinated, it prevents an infectious disease from spreading. But that threshold depends on the disease.
Seven to 10 days in bed with a high fever and rash is the best outcome you can expect if your child catches measles. Brain damage or death is the worst.
Many countries in sub-Saharan Africa have made vaccination and post-infection therapy available. But the number of those infected annually and dying from viral Hepatitis continues to be high.
Applied Epidemiological Modelling has enormous potential to improve how decisions are made about public health in African countries.
Leptospirosis is spread by rats and other rodents, potentially killing dogs and humans. But we can protect ourselves and our pets.
Washing hands and coughing into your elbow can help limit the spread of infectious diseases on planes and around the globe. So why don't passengers read about this in their inflight magazines?
Headlines about this year's flu season have been alarming. It's true, we are having a serious season – but the data doesn't indicate it's the worst one we've ever had.
There are many reasons adults might not be up to date with the vaccinations they need. Catching up is easy enough, and vitally important in the fight against infectious diseases.
The flood waters caused by Cyclone Idai have receded. But in some ways, the problems for many of the countries affected, are just beginning.
Because of the potential drawbacks of forcing people to vaccinate their children, we should take other measures to increase vaccination rates.
The high stress conditions of an outbreak can spread a dysfunctional culture among those working to fight it. A survey after the 2015 Ebola epidemic quantified the issue – and suggests a better way.
TB outside the lungs accounted for 14% of TB cases recorded globally in 2017.
Murray Valley encephalitis virus is a rare but potentially fatal mosquito-borne virus. Here's what you need to know about it.
New survey of insect-borne disease in Venezuela.
The bacteria that causes melioidosis usually lives 30cm underground in clay soil but is dredged to the surface during heavy rains and floods, and can enter the body through small breaks in the skin.
The new Ebola vaccine is yet to be licensed but evidence shows that it protects against the strain of the virus.
At the turn of the century, the greatest threats were posed by infectious diseases today, the biggest threats are posed by lifestyle diseases.