https://livewellnews.com/articles/childhood-poverty-adult-mortality/ Live Well News en 2026-10-01T00:00:00.000Z Childhood disadvantage was linked to higher adult death rates in a review of 102 studies, 8.5 million people https://livewellnews.com/articles/exercise-immune-cells/ Live Well News en 2026-10-01T00:00:00.000Z Regular exercise was linked to more alert immune cells in a blood study of 86 young adults https://livewellnews.com/articles/heat-tennis-grand-slam/ Live Well News en 2026-10-01T00:00:00.000Z Heat slowed Grand Slam tennis and favored older players in a 26-year study of 13,081 men's matches https://livewellnews.com/articles/insomnia-anxiety-dementia/ Live Well News en 2026-10-01T00:00:00.000Z Insomnia and anxiety together were linked to 54% higher dementia risk in a UK Biobank study https://livewellnews.com/articles/sleep-loss-art-enjoyment/ Live Well News en 2026-10-01T00:00:00.000Z Sleep loss made paintings look less beautiful to 68 young adults in a lab experiment https://livewellnews.com/articles/sprint-exercise-blood-proteins/ Live Well News en 2026-10-01T00:00:00.000Z Sprint intervals changed 714 blood proteins in 19 young men, against 7 after a 90-minute ride https://livewellnews.com/articles/tiktok-insomnia-advice/ Live Well News en 2026-10-01T00:00:00.000Z TikTok insomnia advice was high quality in only 20 of 127 videos that sleep doctors reviewed https://livewellnews.com/articles/vegetarian-diet-muscle-older-adults/ Live Well News en 2026-10-01T00:00:00.000Z Vegetarian diet built muscle in over-55s who lifted weights, but less than a meat diet in a 108-person trial https://livewellnews.com/articles/volunteering-apoe4-cognitive-decline/ Live Well News en 2026-10-01T00:00:00.000Z Volunteering was linked to slower cognitive decline in APOE4 Alzheimer's gene carriers among 17,972 adults