Vegaraju and Amiri found that “Living closer to outdoor spaces and water sources may reduce older people’s risk of having serious psychological distress, which can lead to mild cognitive impairment and dementia. . . . Researchers defined serious psychological distress as mental health problems that require treatment and have a moderate to severe effect on a person’s ability to participate in work, school and social situations. . . . The study involved 42,980 people age 65 or older living in…