Neuroscience Daily for 12 October: Oral-Brain Link, Predictive Midbrain, 10% Brain Myth

Neuroscience Daily for 12 October follows 3 stories from r/neuro and r/neuroscience, moving through oral-brain link, predictive midbrain, 10% brain myth.

Chapters

• 00:00:00 — Intro
• 00:00:08 — Oral-Brain Link
• 00:01:04 — Predictive Midbrain
• 00:02:05 — 10% Brain Myth
• 00:03:15 — Closing

1. Oral-Brain Link

This story is about a Cureus review examining how gum disease might connect with Alzheimer’s and Parkinson’s disease. The review describes a possible oral-brain axis involving microbial imbalance, inflammation, immune signaling, blood-brain barrier changes, oxidative stress, and protein aggregation.

Source link

Reddit discussion

2. Predictive Midbrain

The second story examines a Nature Neuroscience study of the human superior colliculus, a small midbrain structure involved in sensory integration and action. Using high-resolution 7-Tesla fMRI in 80 people, the researchers compared responses to visual and somatosensory stimulation across the structure’s layers.

Source link

Reddit discussion

3. 10% Brain Myth

The final story is a science explainer from Oddly Clear that takes apart the 10% brain myth. The post points out that the brain is active across its systems and uses roughly a fifth of the body’s energy despite making up about two percent of body mass.

Source link

Reddit discussion

Episode closing.