The median nerve is the one that supplies sensation to the thumb side of the hand; if the nerve becomes compressed within that tunnel, numbness in thumb and fingers can occur. Several factors may have caused your median nerve to become compressed.
Vary the bead sizes on your jewelry pieces for an attractive beading display. 1  Compare bead length to inches to understand bead sizing. 2  Fill a 16-inch strand with beads of varying sizes to see the difference in size. 3  Compare seed bead sizes to inches to help size them.  Add bugle beads to jewelry according to size.
Compare seed bead sizes to inches to help size them. It takes 20 size 11/0 seed beads--the most popular seed bead size--to equal 1 inch. Seed bead numbers get larger as the beads get smaller. It takes 10 size 6/0 seed beads and 25 size 15/0 seed beads to equal 1 inch.