lumbago
Lumbalgia, often referred to in English as 'lower back pain', is a term used to indicate discomfort or pain in the lower part of the back. The lumbar region, where this condition typically manifests, is the area of the back that starts below the ribcage. Lower back pain is extremely common and can occur due to a variety of factors such as injury, poor posture, diseases or conditions affecting the lumbar spine, and age-related changes in the spine.
My mom suffers from low back pain from lifting heavy boxes.
In this example, it is stated that the subject's mother is experiencing a type of back pain, specifically lumbalgia, due to the action of lifting heavy objects, in this case, boxes.
Pedro's doctor has diagnosed him with low back pain.
The sentence explains a situation where a character named Pedro is diagnosed with 'lumbalgia', interpreted in English as 'low back pain', by his doctor.
Due to low back pain, Rosa can no longer play tennis.
This example communicates that a person named Rosa is unable to continue participating in her activity of playing tennis due to experiencing 'lumbalgia', or 'low back pain'.