From a universal flu vaccine that could save us from a pandemic, to vaccines that target ticks and mosquitoes, Horizon looks at the science of vaccines during the month of February.
The bacteria that causes TB infects over a quarter of the world’s population, and we speak to the European scientists who are closing in on a vaccine for the disease that could save millions of lives.
We also look at the rise of measles and mumps as a result of fears over the MMR vaccination – and interview researchers who are collecting information to try to prevent unnecessary future vaccine scares.
Headaches, nausea, allergies and coughs could be linked to pollutants in your indoor environment.
They change the balance of bacteria in our intestines.
Progress comes when interesting ideas remain in the back of the mind.