Freezing rain is the most problematic. It's similar to sleet, but worse. It's what happens when the warm layer is deeper. The snow fully melts, then turns supercooled before hitting the ground. Once ...
If you’ve heard the telltale cough and seen an infant gasp for breath, it’s easy to understand why a pertussis outbreak strikes fear in a parent’s heart.
Infants typically receive the vaccine in a three-dose series of DTap shots between two and six months of age, then two more boosters by age 6. Adolescents and adults should get a Tdap booster every 10 ...