The longevity of the ink depends on the pen, but most are about 6â8 months. If the pen dries up, you can try heating up the ballpoint part with hot water in case the rollerball is stuck. Another option is to keep the casing and purchase a refill f...
Common Causes of Foot drop. 1  Muscle disease. 2  Peroneal nerve. 3  Sciatic nerve. 4  Lumbosacral plexus. 5  L5 nerve root. 6  more common causes...Â».
Symptoms of foot drop may include the following: 1  Difficulty lifting the front part of the foot. 2  Dragging of foot on the floor while walking. 3  Slapping the foot down onto the floor.  Symptoms usually in one leg 1  only. Standing with the foot outward.  Pain in lower leg, calf muscles, and 1  ankles. Pain in flexing the 2  toes. Weakness in  toes.