L1
Large intestines, inguinal rings
Constipation, colitis, dysentery, diarrhea, some ruptures and hernias
L2
Appendix, abdomen, upper leg
Cramps, difficult breathing, minor varicose veins
L3
Sex organs, uterus, bladder, knees
Bladder troubles, painful or irregular menstrual cycles, miscarriages, bed-wetting, impotency, change of life symptoms, many knee pains
L4
Prostate gland, muscles of the lower back, sciatic nerve
Sciatica, lumbago, difficult, painful or too frequent urination, backaches
L5
Lower legs, ankles, feet
Poor circulation in the legs, swollen ankles, weak ankles and arches, cold feet, weakness in the legs, leg cramps
*Information published in Gray's Anatomy, 30th Edition, Page 5.