Heart Rate Collection

Lie detector test
MODEL RELEASED. Lie detector test. Pulse meters on a mans fingers during a lie detector, or polygraph, test. A polygraph records changes in a number of physiological processes

ECGs of a normal heart rate, artwork
Electrocardiograms (ECG) of a normal heart rate, artwork. An ECG measures the electrical activity of the heart. The wave on the ECG appears upwards or downwards depending upon whether the electrical

Antoine Lavoisier (1743-94) and his Experiments into Respiration
CHT167352 Antoine Lavoisier (1743-94) and his Experiments into Respiration (pen & ink and sepia wash on paper) by Lavoisier

Prototype of a digital heart rhythm monitor developed by Dr. L. Julian Haywood, 1966-1969
Digital heart rhythm monitoring was developed for the purpose of detecting heart rhythm abnormalities in heart attack patients by pioneering African American cardiologist L. Julian Haywood, M.D

Doctor, September 10, 1799. September 10, 1799. Creator: Thomas Rowlandson
Doctor, September 10, 1799

Miss Nightingale and the Military in the East, c1860. Florence Nightingale in the British military hospital at Scutari during the Crimean War (1853-1856). The doctor is taking a patients pulse

The Doctors Visit (oil on panel)
XIR168378 The Doctors Visit (oil on panel) by Mieris, Frans van (1635-81); Private Collection; Dutch, out of copyright

Physical fitness test C014 / 1103
Physical fitness test. Athlete riding an exercise bike while his oxygen consumption is measured with a face mask. Electrodes on his chest monitor his heart rate

Physical fitness test C014 / 1108
Physical fitness test. Athlete riding an exercise bike while his oxygen consumption is measured with a face mask. Electrodes on his chest monitor his heart rate (shown on screen)

Physical fitness test C014 / 1105
Physical fitness test. Athlete riding an exercise bike while his oxygen consumption is measured with a face mask. Electrodes on his chest monitor his heart rate

Physical fitness test C014 / 1104
Physical fitness test. Athlete riding an exercise bike while his oxygen consumption is measured with a face mask. Electrodes on his chest monitor his heart rate

Physical fitness test C014 / 1101
Physical fitness test. Athlete riding an exercise bike while his oxygen consumption is measured with a face mask. Electrodes on his chest monitor his heart rate

Physical fitness test C014 / 1107
Physical fitness test. Athlete riding an exercise bike while his oxygen consumption is measured with a face mask. Electrodes on his chest monitor his heart rate

Physical fitness test C014 / 1102
Physical fitness test. Athlete riding an exercise bike while his oxygen consumption is measured with a face mask. Electrodes on his chest monitor his heart rate

Obesity clinic C013 / 7681
MODEL RELEASED. Obesity clinic. Male patient undergoing an electrocardiography (ECG) test

Obesity clinic C013 / 7663
MODEL RELEASED. Obesity clinic. Male patient undergoing an electrocardiography (ECG) test

Obesity clinic C013 / 7661
MODEL RELEASED. Obesity clinic. Male patient undergoing an electrocardiography (ECG) test

Obesity clinic C013 / 7664
MODEL RELEASED. Obesity clinic. Male patient undergoing an electrocardiography (ECG) test

Obesity clinic C013 / 7516
MODEL RELEASED. Obesity clinic. Male patient undergoing an electrocardiography (ECG) test

Obesity clinic C013 / 7470
MODEL RELEASED. Obesity clinic. Male patient undergoing an electrocardiography (ECG) test

Heart and ECG (electrocardiogram) trace, computer artwork. The heart is a hollow muscle that pumps blood around the body. Deoxygenated blood from the body is carried into the right side of the heart

Lie detector traces. Traces from an analogue lie detector, or polygraph, machine. The machine records changes in a number of physiological processes

Lie detector machine
MODEL RELEASED. Lie detector machine. Polygraph examiner with an analogue lie detector, or polygraph, machine. The machine records changes in a number of physiological processes

Cardiology nurses station. A nurse monitoring the heart rhythms (ECGs, electrocardiograms) of patients in the cardiology department at the Leiden University Medical Centre, Netherlands

ECG of a normal heart rate
Electrocardiogram. Hands holding an electrocardiogram (ECG) of a normal heart rate. An ECG measures the electrical activity of the heart

Taking a pulse

Heart rate monitor. Pulse tronic personal monitor

Placing of electrodes for ECG, artwork
Placing of electrodes for electrocardiogram (ECG), artwork. This diagram shows where the six electrodes attached to the chest should be placed. One electrode is also placed on each arm and leg

ECG of a normal heart rate, artwork
Electrocardiogram (ECG) of a normal heart rate, artwork. An ECG measures the electrical activity of the heart. Contractions are caused by electrical signals between the upper (atrial)

Cardiac stress test, artwork
Cardiac stress test. Artwork showing a patient undergoing a cardiac stress test on a treadmill. At top are ECG (electrocardiogram) traces showing the patients heart rate at rest (left)

Electrical conduction of the heart. Artwork showing the impulse conduction system (yellow) of the human heart (left) and an electrocardiogram (ECG) of a normal heart rate (right)

ECG electrode placement, artwork
ECG electrode placement. Computer artwork showing the location of the 10 electrodes needed to perform a 12 lead electrocardiogram (ECG) test

Norepinephrine neurotransmitter molecule. Computer model showing the structure of the neurotransmitter and hormone norepinephrine, or noradrenaline

Triiodothyronine hormone molecule. Computer model showing the structure of the hormone triiodothyronine (T3). Atoms are colour-coded (carbon: dark grey, hydrogen: light grey, oxygen: red)

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"Heart Rate: Unveiling the Rhythms of Life" From ancient experiments to modern innovations, the heart rate has captivated human curiosity for centuries. Like a lie detector test, it reveals our innermost secrets and emotions. Intricate ECGs of a normal heart rate showcase its mesmerizing patterns, resembling artwork that tells the story of life's vitality. Antoine Lavoisier's groundbreaking experiments into respiration laid the foundation for understanding this vital sign. Fast forward to 1966-1969 when Dr. L. Julian Haywood developed a prototype of a digital heart rhythm monitor, revolutionizing medical technology forever. This invention brought precision and accuracy to monitoring our most precious organ. Even in historical depictions like Thomas Rowlandson's "Doctor" from September 10, 1799, we see how physicians recognized the significance of measuring heart rates as they cared for their patients' well-being. During times of war, Florence Nightingale utilized her knowledge on heart rates while tending to soldiers in the East during c1860. Her expertise saved countless lives by recognizing irregularities and providing timely interventions. The importance extends beyond healthcare settings; physical fitness tests such as C014/1103, C014/1108, C014/1105, and C014/1104 measure individuals' cardiovascular endurance and overall health. Through these diverse contexts emerges an undeniable truth – our hearts beat with purposeful determination every second of our existence. Understanding its rhythms unlocks doors to better health management and improved quality of life. So let us celebrate this remarkable phenomenon that unites us all – the heartbeat – reminding us that within each pulse lies resilience, passion, and untapped potential waiting to be unleashed upon the world.