The primary cause of GERD is a malfunction of the lower esophageal sphincter. When the lower esophageal sphincter is weakened or not functioning well, it allows stomach acid and food back into the esophagus. This irritates the esophagus, which doesn't have the same, tough lining that the stomach has.When the esophagus is irritated, it can result in heartburn.nderstanding the esophagus and the lower esophageal sphincter and why the lower esophageal sphincter might not be working properly is key to understanding GERD, however. Nearly everyone who has GERD is familiar with its main symptom, burning, uncomfortable heartburn caused by the reflux of acid into the esophagus.
Charlie Sheen reportedly fears he caught HIV from a transsexual. The actor, who revealed last week he'd had the disease for four years, hinted that he had an idea of how he contracted it. A source revealed: Charlie has for a long time had a fascination with Â­transsexual men.
When it comes to HIV, contact -- especially of broken skin -- with the infected person's blood or other fluids can transmit the disease to another person. HIV and AIDS can be diagnosed through a test; talk to your doctor if you have concerns about being HIV positive. Hepatitis Hepatitis B and C can be transmitted through sharing a razor with another person. Like HIV, infection can be caused by blood contact. There is a vaccine to prevent against hepatitis B, but not against hepatitis C. Both of these diseases can cause liver damage and have lifelong effects. If you suspect you might have contracted hepatitis, you should get tested and speak to your doctor about treatments.