Heartburn occurs when the lower esophageal sphincter (LES) -- the passageway from your esophagus to your stomach -- relaxes inappropriately and food comes back upward, or when the stomach produces too much acid and this is refluxed into the esophagus.
Source: *U.S. Rehab Aide Job Description. Rehabilitation aides, working under the direct supervision of a physical therapist or assistant, assist in the productive operation of a physical therapy practice. Aides often maintain the treatment area and prep therapy sessions, aiding in the transport of immobile patients.
Cardiac rehab is a medically-supervised program that can help patients: 1  Recover after a heart attack, heart surgery or angioplasty. 2  Prevent future heart problems. 3  Address risk factors that can lead to coronary heart disease.  Develop a healthy lifestyle and follow a heart-healthy diet.