Your Cart is Empty
Hidden within you is a sophisticated internal calendar that senses seasons, not just daily cycles. A recent study highlights how fats from food serve as seasonal cues for the brain, until processed fats come along and disrupt the process.
The research shows the key isn’t how much fat you eat, it’s the mix. The proportion of various fat types appears to act as a biological calendar, telling your brain whether it’s summer, winter, or somewhere in between. That specific fat balance functions like a seasonal signal to the brain.
In the study, mice ate diets with the same calories but were composed of different fat compositions. Those with lower polyunsaturated fat intake took about 40% longer to adjust to winter-like light cycles. Their body clocks slowed down. Under summer-like lighting, however, these same mice adapted faster, as if their bodies anticipated a season of plenty.
When the team analyzed hypothalamic brain tissue, they saw that lower intake of polyunsaturated fats turned on a particular molecular pathway. This affected how cells in the brain’s rhythm and metabolism control center produced signaling molecules, ultimately driving up body temperature.
To pin down causation, the team examined mice that were genetically modified and incapable of activating the switch. These animals adjusted their internal clocks to seasonal shifts in daylight at uniform rates, unaffected by diet. Standard mice, on the other hand, displayed adjustment times that differed markedly with fat type.
Today’s diets deliver a consistent mix of fats regardless of the season. That steady, seasonless signal could disrupt how our internal clocks read time. The finding adds one more factor to understanding how our bodies react to food in environments where seasonal food patterns have largely disappeared.
To view the original scientific study click below:
Unsaturated fat alters clock phosphorylation to align rhythms to the season in mice
A major new study has linked several common food preservatives to a greater risk of cardiovascular disease and high blood pressure. Although preservatives are critical for keeping foods safe and fresh, the study suggests that diets high in processed foods containing these additives may contribute to inflammation in the blood vessels.
Yoga is an ancient mind–body practice that brings together physical movement, breathing techniques, and meditation, and is increasingly being recognized for its contribution to healthy aging through prevention, functional support, and rehabilitation. It may promote greater physical activity, improve balance and mobility, enhance psychological well-being, and help individuals stay more engaged and independent in everyday life.
Emerging research is overturning the long-standing notion that cognitive decline is an unavoidable aspect of aging. Far from being destined to lose mental acuity over time, evidence demonstrates that brain function can continue to strengthen throughout life. This is achieved via sustained healthy lifestyle practices, ongoing cognitive engagement, and tailored interventions, proving that age is no longer a barrier to enhanced cognitive vitality.