Respiratory rate

Respiratory rate refers to the number of breaths taken per minute. It is a vital sign commonly measured in clinical settings to assess the function of the respiratory system and overall health status. The normal adult human respiratory rate ranges from 12 to 20 breaths per minute[2][7]. Regulation of respiratory rate occurs primarily through neural control centers in the brainstem—specifically the medulla oblongata and pons—which respond to changes in blood levels of carbon dioxide (CO₂), oxygen (O₂), and pH by adjusting breathing patterns accordingly[1][3][5]. Peripheral chemoreceptors located in the carotid bodies and aortic arch also play key roles by detecting changes in arterial blood gases and signaling these brain regions to increase or decrease ventilation as needed[3][5]. Although "respiratory rate" is an essential physiological measurement with diagnostic value, it does **not represent a molecular target such as a receptor, enzyme, transporter, or ion channel**. Instead, it is an aggregate outcome reflecting integrated activity across multiple organ systems—including neural circuits controlling breathing muscles like the diaphragm—and cannot be directly targeted by drugs at the molecular level[1][3][4]. Therefore, listing "respiratory rate" as a druggable target or receptor would be incorrect. In summary: **Respiratory rate** is not itself a molecule or therapeutic target but rather an important physiological parameter used for monitoring health status.

Other names

Breathing rateVentilation rateRespiratory frequency