Regina Townsend sent her husband away. She cried as the transport van left. It had been three years since Jay Townsend was diagnosed with Alzheimer's. After 38 years of marriage, the once-active couple rarely left their Hamilton home. Caring for her husband consumed Regina Townsend's life. She stopped gardening. She sacrificed dentist visits. She woke up repeatedly each night. All to be there for him. For years, Regina Townsend believed caring for her husband meant doing everything herself. Experts say many of Ohio's more than 2 million unpaid caregivers make the same mistake, isolating themselves until exhaustion threatens both the caregiver and the person they love. "You can't really do anything when someone with dementia is in your sphere," she said. The Townsends' lifestyles relaxed once they took advantage of southwest Ohio's senior resources. But others, burdened by confusion and guilt, will continue to suffer alone. The decision to remain without outside help can be fatal, ...