DDoS Attacks. Distributed Denial of Service Attack (DDoS) Definition. A distributed denial of service (DDoS) attack is a malicious attempt to make an online service unavailable to users, usually by temporarily interrupting or suspending the services of its hosting server.
The Diaphragm. The diaphragm, viewed from above at left with the front of the body on top, is a sheet of muscle and tendon the divides that torso in two. Above is the thorax with the lungs and heart, below is the abdomen, featuring the intestines, stomach, liver, kidneys...
The diaphragm is the muscle wall that separates the stomach from the chest. The diaphragm helps keep acid from coming up into the esophagus. When you have a hiatal hernia, it's easier for the acid to come up. The leaking of acid from the stomach into the esophagus is called gastroesophageal reflux disease (GERD).