What is the normal respiratory rate for an adult at rest?

The normal respiratory rate for an adult at rest typically ranges from 12 to 20 breaths per minute. This range is widely accepted and is considered the baseline for healthy adult respiration patterns.

When assessing respiratory rates, it is important to consider that factors such as age, physical fitness, and overall health can influence individual variations. However, the range of 12 to 20 breaths per minute captures the majority of healthy adults who are at rest, making it a key standard for clinical assessments.

Lower or higher rates can indicate various health issues or physical conditions. For instance, a lower rate, generally below 12 breaths per minute, might suggest bradypnea which can be associated with respiratory depression or other medical concerns. Conversely, a higher rate, above 20 breaths per minute, may suggest tachypnea, which can occur in response to anxiety, exercise, or various respiratory ailments.

Therefore, understanding that the normal range is 12 to 20 breaths per minute helps healthcare professionals effectively monitor and assess respiratory function in adults.