by Isaac Zefo | May 13, 2024 | Healthy Living Why is My Mucus Green? You are desperately trying to breathe—but your nose, and what feels like buckets of green mucus, are making it nearly impossible. Trail running is your favorite way to exercise, but it’s been a no-go for the last few days. It’s hard to run while holding a box of tissues. Concerned you might have a sinus infection; you are considering ...