Dr. John H Friend MD

Saddle ParesthesiaA set of severe sciatica symptoms are described in saddle paresthesia. These symptoms can occur in the buttocks, perineum, and groin. Sometimes, this condition is also referred to as saddle anesthesia. When there is a sensation of tingling and numbness in the affected area, the...

Minimally invasive knee replacement surgery is a term used to describe several procedures and modifications of conventional knee replacement aimed to reduce tissue trauma. Unlike other procedures that involve a deep cut on your knee to expose the joint, the procedure's main goal is to reduce or...

Brief AnatomyThe back is composed of layers of muscles that hold the spinal column in place. It is involved in moving, twisting, and bending, which is why the back is prone to muscle strain.The spinal column is made up of vertebrae that are divided into five regions. The spinal column provides...

The human back is a complex structure of muscles, ligaments, bones, joints, and nerves. It is common for people to experience back problems at some point in their life for a variety of reasons. Since the pain can radiate into the back and even from other parts of the body, it is very difficult to...

Osteoporosis is a disorder that causes the bones to become brittle resulting in greater susceptibility to falls. It occurs when the bones lose essential minerals like calcium, more rapidly than the body’s ability to replace them, leading to a significant loss of the bone thicknessOsteoporosis Can...

What is rheumatoid arthritis (RA)?Rheumatoid arthritis is an autoimmune disease, wherein the immune system mistakenly attacks the joints leading to stiffness, pain, and inflammation. Gradually, RA can lead to physical deformities. Rheumatoid arthritis is known to affect around 2 million Americans....