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Your lumbar spine, or low back, is made of five vertebrae separated by cushioning disks of cartilage. Degenerative conditions or trauma can damage a disk, allowing the material inside to bulge into the spinal canal. This video discusses the effects of this bulging or herniated disk.
Picnics and barbecues and pottering in the garden are some of the delights of summer. For some people, though, these pleasant pastimes are ruined by a fear of bees and wasps and other things that sting. Should you worry? Find out by taking this true-false quiz.
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The four most common heat-related emergencies are cramps, fainting, exhaustion, and heat strokes. These illnesses occur when the body can no longer cool itself properly. More