Toby Johnson's patients swear he's a miracle worker.The 32-year-old kinesiotherapist brushes aside the accolade. He talks instead about quality of life, regaining physical abilities, confidence and mental attitude."I emphasize to people what they can do," said Johnson. "I never focus on their disabilities. I want them to do the things they did before their accident or illness, and go to work and carry on a normal life."During his career, Johnson, who runs the Health Maintenance program in the domicillary at Olin E. Teague Veterans' Center, said he has worked with some tough cases.Some were trauma victims who lost limbs, or were paralyzed or were in comas for long periods, said Johnson. Others were victims of heart attack and stroke. Still others had emotional problems or serious addictions from substance abuse."They came in with alcohol or drug addiction, and they left here with an exercise addiction," said Johnson. "Endorphins break out during heavy exercise But it's legal, and it's healthy."Johnson said he thinks often of one case of an amputee. by Harper Scott Clark