The number of people age 65 and older will double to 81 million in the next 30 years and the demand for nonmedical home-based help — for daily activities such as dressing, bathing and meal preparation — is expected to soar. In the past four years alone, there has been a 40 percent growth in U.S. senior care agencies, according to Caregiverlist.com, a company that connects seniors and professional caregivers with care options. The industry is in need of caregivers to cover the