Running an effective mass immunisation campaign, vaccinating children in Nigeria against measles is a logistical nightmare.
What if it wasn’t back to the drawing board every year for a new flu shot?
Flu virus mutates so quickly that one year's vaccine won't work on the next year's common strains. But a new way to create vaccines, called 'rational design,' might pave the way for more lasting solutions.
Most ill health can be avoided on family holidays through research and planning in advance, plus smart packing.
Simple steps can lower your risk of bringing home traveller's diarrhoea, respiratory infections and mosquito-borne diseases from your holiday.
The shingles or zoster vaccine (Zostavax) is made from a live but weakened form of the varicella-zoster virus.
Image Point Fr/Shutterstock
From November 1, the shingles (herpes zoster) vaccine will be available for free to people aged 70 to 79 years. So how and why do you get shingles, and who should be vaccinated?
We can't keep blaming the MMR-autism scare – there are other forces at play.
Your child will receive a meningococcus vaccine, but it doesn’t cover all the subtypes.
Stories of meningococcal outbreaks tell us it's that season again. But what is meningococcal, why does it occur in seasons, and why does it strike fear into the hearts of so many?
A boy is vaccinated during an emergency campaign against yellow fever in the Democratic Republic of Congo.
The massive yellow fever vaccination campaign highlights why existing programmes need to be strengthened.
Daniel Streicker/Julio Benavides
They kill thousands of animals and people every year by spreading rabies. New research findings could solve the problem.
A nurse administers the HPV vaccine in Dallas, Texas in 2007.
Individual stories of perceived vaccine harms can undermine trust in vaccine safety, even if people don't believe the vaccine was to blame.
Parents are sensitive to what they hear about vaccines.
Kevin T. Quinn/Flickr
Overall rates of vaccine objection have remained largely unchanged since 2001.
Rabies rates are rising in Africa.
New initiative with old handsets halves rates of the disease in southern Tanzania – and is being applied to other conditions, too.
A doctor inspects the growth of cowpox on a milking maid.
Edward Jenner deliberately infected a young boy with cowpox and then smallpox. But his method wasn't as mad as is often made out.
Mark Zuckerburg’s Facebook post.
Myths about vaccines have resurfaced once again. Here is why you shouldn't believe them.
Some adults and many children report a fear of needles.
As more vaccines have been developed, the challenge of delivering them with minimal pain and number of visits to the doctor has increased. Needle-free vaccinations might help.
Protecting the herd means a certain proportion of the population has to be immunised.
When a high proportion of a community is immune it becomes hard for diseases to spread from person to person – a phenomenon known as herd immunity.
A women gets an HIV test. Sub-Saharan Africa accounts for the majority of the HIV deaths annually.
World Bank Collection/flickr
Two major clinical trials will be conducted in South Africa in 2016 to test ways of preventing new HIV infections.
A child receives vitamins during a vaccination campaign against polio.
Despite the success of mass immunisation campaigns in Africa, the continent still lags behind in meeting global vaccination targets.
Breastfeeding reduces the risk of infections in early life.
A Harvard University researcher last week suggested western women stop breastfeeding after a couple of months to reduce the risk of passing potentially harmful toxins on to infants via breast milk.
‘Leaky vaccines’ don’t affect the ability of the virus to reproduce and spread to others; they simply prevent it from causing disease.
U.S. Army Corps of Engineers Europe District/Flickr
Media coverage of a recent study involving a "leaky" vaccine raised questions about the possibility that they could make viruses more dangerous.
The Nigerian commissioner for health of Bauchi state, Sani Malam, administers a polio vaccine to a child during an immunisation drive.
The positive impact of the polio eradication initiatives on the continent can be felt across the health sector in other health programmes.