What Do They Check For When You Give Blood? Key Facts

what do they check for when you give blood

When you give blood, the donation is tested for several infectious diseases, blood type, and overall safety markers. The standard screenings include HIV, hepatitis B and C, syphilis, West Nile virus, and sometimes Zika virus or Chagas disease. Your blood type and Rh factor are also determined. These checks protect anyone who receives a transfusion … Read more

How High Can Blood Pressure Go Before Its Dangerous?

how high can blood pressure go before its dangerous

Blood pressure readings above 180/120 mmHg are considered a hypertensive crisis and require immediate medical attention. At this level, the force of blood against artery walls can cause damage to blood vessels, leading to stroke, heart attack, or organ failure. Anything above 200/130 mmHg is extremely dangerous and can be life-threatening within minutes without emergency … Read more