Powdery mildew and downy mildew are fungal infections that can be treated using hydrogen peroxide. "I have used hydrogen peroxide as a mist on leaves when I first see signs of powdery mildew," says ...

Using safe water in a neti pot can help prevent serious infections. Neti pots can relieve sinus pressure from colds, allergies, and sinus infections. Overusing neti pots may increase your risk of ...