Positive Psychology Archive

Genetics, lifestyle, and environmental factors contribute to reaching age 100. More than 100,000 people were 100 or older in 2019, triple the number in 1980. People reaching extreme old age tend to be nonsmokers, are not obese, and cope with stress effectively. Studies show that diets incorporating more fruits, vegetables, and whole grains may lower the odds of frailty and increase life span. Siblings and children of long-living people also are likelier to live longer than peers. Optimism is associated with higher odds of living beyond 90.

Light therapy can help improve seasonal affective disorder (SAD). But many people don't realize that it can also be effective for major depression, and depression that occurs during or after pregnancy (known as perinatal depression).

Could identifying early warning signs of psychosis and providing appropriate support change the course of the illness? Early-intervention programs aim to do this with at-risk teens and young adults, and those experiencing a first episode of psychosis.

Transcranial magnetic stimulation helps some people with treatment-resistant depression, but the process takes multiple weeks and gets results in only about a third of those who try it. A new approach to delivering this therapy showed promise in a small study.

When people are going through difficult times, it's normal to feel a lack of joy. But even while struggling, the ability to find moments of joy can have profound and far-reaching effects on the mind and body.

Alzheimer's disease and other forms of dementia affect all the regions of the brain involved in driving, but whether or not a person should give up driving depends on the severity of the disease and the specific cognitive abilities that are impaired.

A 2022 study found that low blood levels of vitamin D (under 25 nanomoles per liter) were linked with higher risks of dementia. People can boost vitamin D levels from diet, supplements, or sun exposure.

The COVID-19 pandemic shut down many gyms, spawning new online fitness class options that included Spin, Pilates, dance, and yoga. Maintaining an exercise routine during the pandemic offered multiple physical and mental health benefits by boosting mood-related brain chemicals and enhancing sleep. People exercising virtually could stay fit and maintain contact with others without risk of COVID infection. Even beyond pandemic-related concerns, virtual workouts can offer convenience, variety, privacy, and a sense of shared experience.

Occasional forgetfulness and memory lapses are often dismissed as a sign of normal aging. But if these episodes become more frequent or problematic, or if they affect daily life, older adults should consult their primary care physician, A doctor can offer an evaluation for mild cognitive impairment. This includes a brief in-office screening test of thinking skills like short-term recall, concentration, attention, ability to juggle multiple tasks, and orientation to time and place.

Vascular dementia, which arises from longstanding, cumulative damage to small blood vessels in the brain, may cause or contribute to up to half of cases of dementia. The vessels may thicken or become blocked by blood clots, causing tiny strokes that damage specific parts of the brain important for various thinking abilities. Keeping blood pressure in the recommended range of 120/80 or lower is the best way to prevent vascular dementia.