Petra Crayford: 6 books

Ankylosing spondylitis is an inflammatory disease that can cause some of the vertebrae in your spine to fuse together. This fusing makes the spine less flexible and can result in a hunched-forward posture. A severe case of ankylosing spondylitis can make it impossible for you to lift your head high...

An anal fissure is a small tear in the skin that lines the anus. An anal fissure may occur when you pass hard or large stools during a bowel movement. An anal fissure typically causes pain and bleeding with bowel movements. Scroll up... and click on "Buy Now" to deliver almost instantly to your Kobo or other reading device.

Angina is a type of chest pain caused by reduced blood flow to the heart muscle. Angina (an-JI-nuh or AN-juh-nuh) is a symptom of coronary artery disease. Angina is typically described as squeezing, pressure, heaviness, tightness or pain in your chest. Many people with angina say it feels like someone...

Appendicitis is a condition in which your appendix becomes inflamed and fills with pus. Your appendix is a finger-shaped pouch that projects out from your colon on the lower right side of your abdomen. This small structure has no known essential purpose, but that doesn't mean it can't cause problems....

Anaphylaxis is a severe, potentially life-threatening allergic reaction. It can occur within seconds or minutes of exposure to something you're allergic to, such as the venom from a bee sting or a peanut. Scroll up... and click on "Buy Now" to deliver almost instantly to your Kobo or other reading device.

Anal itching is a common condition. The itch, situated in your anus or on the skin just around your anus, is often intense and may be accompanied by a strong urge to scratch. You may find anal itching to be embarrassing and uncomfortable. Scroll up... and click on "Buy Now" to deliver almost instantly to your Kobo or other reading device.