Have you ever thought about all the ways pressure differences affect our lives? Pressure differences propel the vehicles we drive. The explosion in an internal combustion engine creates an extreme ...

Blood pressure measurements in children and adolescents should be taken from both arms after new research showed substantial differences could be seen depending on which arm was used. The study, led ...

Resting an arm on the lap or letting it hang at the side can make a blood pressure reading appear higher than it would with proper support. A clinical trial found that these common positions raised ...

Pulse pressure is the difference between the two blood pressure readings. A wide pulse pressure means a larger difference between these measurements and may indicate a higher risk of heart disease.