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Living in the fast-paced 21st century, people consume a lot of mental and physical energy, with at least 8 hours of busy work every day. Faced with computer screens, it is inevitable to experience symptoms such as dizziness, bulging eyes, slow reaction, and mental fatigue. Due to long-term high tension in the brain, it is …

Measurement indicators of oximeter: Blood oxygen saturation (SpO2), Pulse rate (PR), Perfusion index (PI) Read More »

Overview Pulse rate refers to the frequency of arterial pulsation, usually measured in the number of pulses per minute. The generation of pulse rate originates from the heart. The heart contracts and ejects blood, causing the arteries to expand. When the ventricles dilate, the arteries also rebound elastically. Therefore, the arteries undergo periodic fluctuations and …

What is Pulse Rate Read More »