In patients with birch pollen allergy, a short course of investigational immunotherapy before pollen season reduces the combined symptom and medication score compared with placebo, a trial finds.

Add Yahoo as a preferred source to see more of our stories on Google. While maple and birch syrup productions have their similarities, the flavor of these two types of syrup are actually quite ...

As you climb a mountain and the altitude increases, the surrounding scenery becomes increasingly harsh. The white birch, with ...