FRIDAY, May 7, 2021 (HealthDay News) — That growling dog may actually be terrified of you. Fear and age-related pain are among the reasons why dogs are aggressive toward people, a new study suggests. The findings could help two-legged folks better understand and prevent aggressive behavior, such as growling, barking,Continue Reading

THURSDAY, May 6, 2021 (HealthDay News) — Two doses of the Pfizer-BioNTech COVID-19 vaccine provide a high level of protection for populations, a new study shows. The findings from Israel — the first nation to report national data on the vaccine — show that two doses provide more than 95%Continue Reading

THURSDAY, May 6, 2021 (HealthDay News) — 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 earlyContinue Reading