Zinc oxide is a powdered mineral that sits on top of the skin, scattering, reflecting, and absorbing UVA & UVB rays. Although zinc oxide is the safest and most effective active sunscreen ingredient, the best protection from the sun is to seek shade and cover up with clothes and a hat.
Story at-a-glance 1  -. With immediate and antibiotic-free treatment, strep throat can improve in two to five days, up to a week. 2  Immediate treatment of strep throat is very crucial not just for quick recovery, but because an untreated case of strep throat can lead to further complications.
If a toddler has had a sore throat for more than a week, it is typically not the result of strep throat. (For more detail on possible symptoms and signs of strep throat in toddlers, click Strep Throat Symptoms.This article also discusses common and rare symptoms of this infection, and information on how long strep symptoms last.).For more detail on possible symptoms and signs of strep throat in toddlers, click Strep Throat Symptoms. This article also discusses common and rare symptoms of this infection, and information on how long strep symptoms last.).