Medically reviewed by Jennifer Steinhoff, MD Pain in the back of the knee when walking can result from injuries or health ...

Dermatofibromas are hard brown or red lumps under the skin. They usually develop on exposed areas of skin, such as the legs, arms, and back ... Several factors can cause swollen lymph nodes ...

Fact: Smoking and alcohol are not the leading causes of testicular cancers. Following are the risk factors: ...

The most common cause of low back pain is muscle strains from poor posture or overexercising. Other common causes of low back pain include injury from trauma, osteoporosis, and arthritis.

Constipation could potentially cause lower back pain. In other cases, the two symptoms may also have a shared root cause, such as fibroids, digestive conditions, or medications. However ...