A Natural Solution for Acute Respiratory Infections: The Power of Ivy Leaf Extract Whether it’s your coworker hacking in the next cubicle or your child coming home from school with a runny nose, acute respiratory infections (ARIs) are making the rounds. In fact, ARIs are among the most common illnesses worldwide and a leading reason for missed work and school. But when most of these infections are viral in nature, antibiotics don’t help—and that leaves many of us searching for natural, effective alternatives. Enter: ivy leaf extract,