With temperatures set to plummet this weekend and weather forecasters warning of snow, the nation's minds will shift to two things: a) how to avoid slipping over on the ice and b) how to protect yourself against viruses.
In winter, cases of cold and flu increase. Experts believe this could be because, when it's chilly, we're all often crowded indoors together and both viruses are highly contagious, spreading easily through coughs and sneezes.
If you're anything like HuffPost UK Lifestyle you'll want to protect yourself against colleagues with runny noses and people sneezing next to you on the bus.
Seeing as not all of us are eligible for the NHS magical flu jab, you'll be pleased to know that there are some natural ways to ward off nasty cold and flu viruses.
Here are 10 ways to boost your immune system and help keep the sniffles at bay.