Research Sources
Scientific studies and case studies supporting the effectiveness of AI companionship and voice preservation in reducing loneliness and improving emotional well-being.
Key Statistics
Research-backed statistics from leading institutions
of nursing home residents get no regular visitors
Texas Health Care Association, 2019
of adults over 60 report feeling lonely
National Academies Press, 2022
increase in dementia risk due to loneliness
National Institute on Aging, 2025
loneliness with regular phone-based engagement
HHS, Surgeon General, 2023
reduction in depression symptoms with AI companions
Dartmouth University, 2025
Reduction in anxiety symptoms by regularly talking to an AI companion
Dartmouth University, 2025
Loneliness & Social Isolation Research
Understanding the scope and impact of loneliness in modern society
Loneliness and Social Isolation in the United States, Europe, and Japan
Holt-Lunstad, J., et al. • American Psychological Association • 2023
- 61% of young adults (18-25) report serious loneliness
- Social isolation increases risk of premature death by 50%
- Loneliness is as harmful to health as smoking 15 cigarettes per day
The Loneliness Epidemic: How Social Isolation is Harming Our Health
Cacioppo, J.T., & Cacioppo, S. • University of Chicago • 2018
- Loneliness directly linked to multiple chronic conditions, and increases overall morbidity and mortality
- Major predictor of depression, anxiety, and cognitive decline in elderly populations
- Social connection is a fundamental human need
The National Imperative to Improve Nursing Home Quality
National Academies of Sciences, Engineering, and Medicine • National Academies Press • 2022
- Nearly one-quarter of Americans aged 65 or older are considered socially isolated
- 43% of adults over 60 report feeling lonely
- Residing in a nursing home can exacerbate feelings of loneliness and isolation
- Social isolation is associated with increased health risks and cognitive decline
- Large scale analysis of 600k patients found that loneliness independently increases the risk of all-cause dementia by 31%, with similar magnitude to physical inactivity or smoking
- Raises Alzheimer’s disease risk by 14%, vascular dementia by 17%, and cognitive impairment by 12%.
- 75% of Americans over 65 living alone report poor mental or physical health and feelings of loneliness.
- The effect of loneliness persisted even after controlling for depression and objective social isolation
- Lacking social is as dangerous as smoking 15 cigarettes per day
- Chronic loneliness and isolation can increase risk of developing dementia by 50%
- Social isolation among older adults alone accounts for an estimated $6.7 billion in excess Medicare spending annually
Perceived Social and Emotional Support Among Adults
National Center for Health Statistics • CDC • 2021
- Nearly a quarter of older adults experience social isolation
- Social isolation varies significantly by demographic factors
- Lack of social support is linked to poorer health outcomes
- About 60% of nursing home residents get no regular visitors
- Americans reaching the age of 65 have a 70 percent chance of requiring long-term care
- 55% of residents in Texas nursing homes have been medically diagnosed with dementia.
AI Companionship Research
Scientific evidence supporting the therapeutic benefits of AI companions
First Therapy Chatbot Trial Yields Mental Health Benefits
Heinz M., et al. • Dartmouth University • 2025
- People diagnosed with depression experienced a 51% average reduction in symptoms, leading to clinically significant improvements in mood and overall well-being.
- Participants with generalized anxiety reported an average reduction in symptoms of 31%.
- Users showed a 19% average reduction in concerns about body image and weight
- We did not expect that people would almost treat the software like a friend. It says to me that they were actually forming relationships, [My] sense is that people also felt comfortable talking to a bot because it won’t judge them
- AI chatbots significantly reduced depression symptoms with moderate-large effect size
- Participants interacting with AI exhibited a significantly greater reduction in psychological distress
- Users reported high satisfaction and emotional support, akin to companionship
- Improvements in well-being and quality of life across 15 randomized controlled trials (n=~2,000+ adults)
Therapeutic Effectiveness of AI Chatbots: Meta-Analysis
Abd-alrazaq, A., et al. • International Journal of Medical Informatics • 2024
- Chatbots yielded substantial symptom relief in 8-week treatments for depression and anxiety
- Effective for self-help in underserved groups with limited access to traditional therapy
- Therapeutic effects included reduced rumination, increased coping skills, and improved emotional regulation
- 18 randomized controlled trials with 3,477 adults
- 24/7 availability addresses barriers like stigma or cost, particularly for students & elderly.
- Increased use of AI companions could help reduce loneliness and improve mental health.
- AI companions can create emotional validation and provide emotional support
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