Stool that light-colored (either pale, white, gray or clay colored) may be caused by a lack of bile in stool. Insufficient bile output or bile duct obstruction may be due to conditions such as cholecystitis, gallstones, giardia, parasitic infection, hepatitis, chronic pancreatitis, or cirrhosis.
What causes neck pain? Causes of neck pain include abnormalities in the bone or joints, trauma, poor posture, degenerative diseases, and tumors. Pain in the soft tissues (muscles, tendons, and ligaments) is the most common cause of neck pain and usually occurs as a result of an acute or a chronic muscle strain.The neck is very mobile, which means it is less stable than other areas of the body and more easily injured.ain in the soft tissues (muscles, tendons, and ligaments) is the most common cause of neck pain and usually occurs as a result of an acute or a chronic muscle strain. The neck is very mobile, which means it is less stable than other areas of the body and more easily injured.
Your neck is flexible and supports the weight of your head, so it can be vulnerable to injuries and conditions that cause pain and restrict motion. Neck pain causes include: 1  Muscle strains. 2  Overuse, such as too many hours hunched over your computer or smartphone, often triggers muscle strains.3  Even minor things, such as reading in bed or gritting your teeth, can strain neck muscles. 4  Worn joints. Injuries. 2  Rear-end auto collisions often result in whiplash injury, which occurs when the head is jerked backward and then forward, straining the soft tissues of the neck. 3  Diseases. 4  Certain diseases, such as rheumatoid arthritis, meningitis or cancer, can cause neck pain.