Healthy & Secure Living

Diagram comparing the proportion of subcortical and cortical brain regions across reptile, bird, and mammal species

Scientists challenge a 70-year-old “lizard brai...

70-year-old neuroscience folklore paints the human brain as a hierarchy of layers, with a primitive “lizard brain” at the base and a rational cortex perched above. The story persists because...

Scientists challenge a 70-year-old “lizard brai...

70-year-old neuroscience folklore paints the human brain as a hierarchy of layers, with a primitive “lizard brain” at the base and a rational cortex perched above. The story persists because...

Microscopic view of mouse gut showing reduced short-chain fatty‑producing bacteria after sucralose exposure

Popular sweeteners may leave effects that last ...

Two popular zero‑calorie sweeteners—sucralose and stevia—are being linked to gut and genetic changes that survive beyond the individuals who consume them, a finding that threatens the health assumptions behind “diet”...

Popular sweeteners may leave effects that last ...

Two popular zero‑calorie sweeteners—sucralose and stevia—are being linked to gut and genetic changes that survive beyond the individuals who consume them, a finding that threatens the health assumptions behind “diet”...

Microscopic image showing hepatocytes trapped in a regenerative limbo state

Scientists find why the liver may not heal even...

Alcohol‑related liver disease can leave the organ stuck in a state where damaged cells cannot resume normal regeneration, even after a person quits drinking; this lingering dysfunction threatens long‑term health...

Scientists find why the liver may not heal even...

Alcohol‑related liver disease can leave the organ stuck in a state where damaged cells cannot resume normal regeneration, even after a person quits drinking; this lingering dysfunction threatens long‑term health...

Portrait of Dr. Wendy Weber speaking at an NIH press conference on August 23, 2026

Dr. Wendy Weber to serve as director of the Nat...

On Aug. 23, 2026 Dr. Wendy Weber assumed the directorship of the National Center for Complementary and Integrative Health (NCCIH), a move that reshapes the federal landscape for non‑traditional health approaches and...

Dr. Wendy Weber to serve as director of the Nat...

On Aug. 23, 2026 Dr. Wendy Weber assumed the directorship of the National Center for Complementary and Integrative Health (NCCIH), a move that reshapes the federal landscape for non‑traditional health approaches and...

Illustration of a HEPA filter trapping fine particulate matter from indoor air

HEPA air purifiers may boost brain function aft...

Adults 40+ who ran a standard executive‑function test after a month of using a home HEPA air purifier scored about 12% faster, indicating that cleaner indoor air can translate into...

HEPA air purifiers may boost brain function aft...

Adults 40+ who ran a standard executive‑function test after a month of using a home HEPA air purifier scored about 12% faster, indicating that cleaner indoor air can translate into...

Bar chart comparing heart failure rates between long‑term melatonin users and non‑users over five years

Long-term melatonin use linked to 90% higher he...

Long‑term melatonin supplementation, a staple for chronic insomnia sufferers, has been linked to a roughly 90% higher risk of heart failure over a five‑year span. The finding unsettles a market...

Long-term melatonin use linked to 90% higher he...

Long‑term melatonin supplementation, a staple for chronic insomnia sufferers, has been linked to a roughly 90% higher risk of heart failure over a five‑year span. The finding unsettles a market...