The main factor for this growth is the increase in the number of elderly people requiring social services. Social workers trained in gerontology will find more job opportunities in assisted living and senior living communities, nursing homes, hospitals, long-term care facilities, hospices and home care. The needs of the future elderly population will likely be different from those of today's elderly. At this time the elderly are grateful that the community lives, while subsequent generations may require more individual care. Employment in the medical and public health sector is expected to grow 22% by 2018, or much faster than the average for everyone