Clare Gallagher is an ultrarunner for The North Face and travels extensively for races and philanthropic work. She studied coral ecology at Princeton University where she also ran cross country and track. Clare has taught English in Thailand where she started a non-profit environmental stewardship program, she has scribed in emergency rooms across Denver, and she writes regularly for various running blogs.
1. Boost Your Immune System; Stay Healthy, Not Just Fit
According to many studies, exercising outside during the winter is a great way to reduce cold symptoms and respiratory infections.
One study in the British Journal of Sports Medicine shows that exercising outside at least five days a...