All Sauce from Weekly Sauce:

In two real-world studies, Pfizer’s COVID-19 vaccine appears to be standing up well against the challenges posed by more contagious coronavirus variants from Britain and South Africa. The Pfizer mRNA vaccine showed about 90% documented effectiveness in protecting against infection with the British B.1.1.7 variant and 75% effectiveness against the South African B.1.351 variant, according…  read on >  read on >

Access to free or low-cost birth control may be an important factor in improving young women’s futures, according to new research from Colorado. When access to affordable birth control increased, the percentage of young women leaving high school before graduation dropped by double digits, while the rates of pregnancies and abortions also dropped. The study,…  read on >  read on >

Famed Antarctic explorer Ernest Shackleton may have suffered from a deficiency of the nutrient thiamine, a condition known as beriberi, say researchers who claim they have cracked this nearly 120-year-old mystery. Shackleton is known for his daring expeditions to Antarctica in the early 20th century. He experienced prolonged bouts of extreme shortness of breath and…  read on >  read on >

The United States could see a sharp decline in COVID-19 cases by the end of July, according to a new report from the U.S. Centers for Disease Control and Prevention. Six research teams asked to project future COVID-19 trends have concluded that new infections will drastically drop in July and continue to fall through September,…  read on >  read on >

Parents of preschoolers with attention deficit hyperactivity disorder (ADHD) may be advised to give their child medication to help them concentrate, sit still and/or control impulsive behaviors. A new study comparing two classes of medications might help them arrive at a decision. While stimulants are often first in line, the research shows that another class…  read on >  read on >