Doctors in Cincinnati are experimenting with text messaging to get tweens and teens to take their medications for chronic illnesses, such as diabetes, kidney disease and asthma. “It’s a time of so much change in these kids’ lives,” says Dr. Marva Moxey-Mims, of the National Institutes of Health. “It’s very difficult when you’ve got a life-threatening illness to say, ‘Let them make their mistakes.