In most known cases, pain begins with an injury, after lifting a heavy object, or after making a sudden movement. Not all people have back pain after such injuries, however. In the majority of back pain cases, the causes are unknown.
Intervertebral disks begin deteriorating and growing thinner by age 30. One-third of adults over 20 show signs of herniated disks (although only 3% of these disks cause symptoms). As people continue to age and the disks lose moisture and shrink, the...
Read moreSource: ADAM Encyclopedia
Sciatica refers to pain, weakness, numbness, or tingling in the leg. It is caused by injury to or compression of the sciatic nerve. Sciatica is a... Read more »
Source: Harvard Decision Guide
What Is It? Sciatica describes persistent pain felt along the sciatic nerve, which runs from the lower back, down through the buttock and into the... Read more »
Source: HealthCentral Encyclopedia
A normal pregnancy, from ovulation to delivery, averages 265 to 280 days, or approximately nine calendar months. It is divided into three stages, or... Read more »
“Sciatica” is an old world term that refers to leg pain felt down the back of the thigh into the calf and foot. What about thigh pain? What about... Read more »
Source: ADAM Encyclopedia
www.niams.nih.gov -- National Institute of Arthritis and Musculoskeletal and Skin Diseases www.aaos.org -- American Academy of Orthopaedic... Read more »