1 A person may or may not have any symptoms previously, but all of the sudden a plaque ruptures, triggering a chain of events and a sudden heart attack.  The other is a more gradual progression of coronary disease. In these patients, an artery is getting narrower over time.
Knee pain at night causes. Common causes of knee pain at night include sprains and strains, anterior knee pain, menisci or cartilage damage, osteoarthritis tendonitis, bursitis, torn ligaments or tendons, bleeding into the joint, Osgood Shatlerâs disease, gout, septic arthritis, overuse, and obesity.
The more common causes of pain that tends to worsen or start at night includes 1  : Gastritis. Inflammation of the stomach wall that is more commonly caused by H.pylori infection or NSAIDs. 2  Peptic ulcers. Open sores in the stomach and/or duodenum (first part of the small intestine). 3  Acid reflux.