Science and Technology What does a Covid-19 vaccine have to do with heart attack and stroke? A study with over 1 million veterans reveals an unexpected link between immunization, the heart, and seniors over 75 years old. Caio Aviz 18/06/2026 at 01:22
Interesting facts Is 12 by 8 Blood Pressure Normal? Not At All! Brazil Changes Rules and Now 12 by 8 is Pre-Hypertension, with New Targets, Risk Score, and Specific Protocol for the SUS Alisson Ficher 19/09/2025 at 13:15