about 5% to 20% of americans get the flu each year. more than 200,000 people are hospitalized, according to the cdc.
Bring a large pot of salted water to a boil. Add the collard greens in batches and cook until just tender, about 10 minutes. Drain the greens in a colander and rinse under cold water to cool; squeeze to remove any excess water. Heat the oil in a large saucepan over medium heat. Add the garlic and cook, stirring, for 1 minute.
Wash collard greens in several changes of cool water to remove all dirt and grit. Remove the tough stems and central vein as well. Collard greens are tough and depending on the maturity of the leaves, may require 20 minutes to one hour of cooking time.