As runners have just crossed the finishing line at the London Marathon last weekend, many people across the UK will be inspired and strapping on their trainers and getting out there to raise money for charity during this year's marathon season.
Running a marathon is an intense physical activity that requires months of preparation, dedication, and discipline.
While many people focus on the physical benefits of running a marathon, such as weight loss, improved cardiovascular health, and increased muscle mass, few consider the potential impact it may have on their oral health. However, recent studies have shown that running a marathon can have a significant impact on oral health, ranging from dehydration to dental erosion.
So with that in mind, we decided to take a quick look at how it impacts our smile.