Jon Hamilton

Jon Hamilton appears in the following:

Scientists Improve Mood By Stimulating A Brain Area Above The Eyes

Thursday, November 29, 2018

People with symptoms suggesting depression felt better immediately when tiny pulses of electricity reached a brain area called the lateral orbitofrontal cortex.


Researchers Uncover A Circuit For Sadness In The Human Brain

Thursday, November 08, 2018

When people are feeling glum, it often means that brain areas involved in emotion and memory are communicating. Researchers now have observed the circuit in action in humans.


Active Ingredient In Marijuana Reduced Alzheimer's-Like Effects In Mice

Wednesday, November 07, 2018

In mice genetically programmed to develop Alzheimer's symptoms, those given a synthetic version of a chemical in marijuana retained normal memory function.


Neuroscientists Debate A Simple Question: How Does The Brain Store A Phone Number?

Sunday, November 04, 2018

Working memory is where the brain keeps bits of information in everyday life handy. But brain scientists don't agree on how working memory works.


The Underestimated Cerebellum Gains New Respect From Brain Scientists

Thursday, October 25, 2018

A brain structure that helps us walk in a straight line also appears to play a central role in emotional control and decision-making. The findings about the cerebellum challenge years of dogma.


After Paul Allen Co-Founded Microsoft, He Changed Brain Science Forever

Tuesday, October 16, 2018

In 2003, Paul Allen created an institute to figure out how the human brain works. That institute has already made contributions that may turn out to be part of his greatest legacy.


Human Retinas Grown In A Dish Reveal Origin Of Color Vision

Thursday, October 11, 2018

Our ability to see colors develops in the womb. Now scientists have replicated that process, which could help accelerate efforts to cure colorblindness and lead to new treatments for diseases.


A Brain Scientist Who Studies Alzheimer's Explains How She Stays Mentally Fit

Monday, October 08, 2018

Alzheimer's prevention specialist Jessica Langbaum says that like most working people she gets plenty of mental exercise without playing crossword puzzles or brain games. She says work is the key.


In Lab Turned Casino, Gambling Monkeys Help Scientists Find Risk-Taking Brain Area

Thursday, September 20, 2018

Scientists at Johns Hopkins have identified a brain region in monkeys that influences their desire to take big risks. When this area is inactivated, the monkeys tend to hedge their bets.


Government Study Of BPA Backs Its Safety, But Doesn't Settle Debate

Thursday, September 13, 2018

The plastic additive BPA got a clean bill of health in a two-year government study involving thousands of rats. But scientists worried about BPA's risks say the study has flaws.


Scientists Study Barn Owls To Understand Why People With ADHD Struggle To Focus

Tuesday, September 11, 2018

Research on the brains of barn owls suggests that attention problems like ADHD may involve a brain circuit that usually helps us ignore distractions.


Ketamine, A Promising Depression Treatment, Seems To Act Like An Opioid

Wednesday, August 29, 2018

A Stanford research team finds that ketamine's ability to quickly relieve depression may depend on activating the brain's opioid system. The finding raises new questions about the drug's safety.


What Makes A Human Brain Unique? A Newly Discovered Neuron May Be A Clue

Monday, August 27, 2018

The human brain isn't just bigger than a mouse brain. It contains at least one kind of brain cell that isn't found in rodents.


Heavy Weapons Training May Cause Brain Injuries, But The VA Doesn't Cover It

Thursday, July 26, 2018

The Department of Veterans Affairs is trying to figure out how to deal with veterans who may have brain damage from firing powerful weapons.


Marines Who Fired Rocket Launchers Now Worry About Their Brains

Wednesday, July 25, 2018

The military is trying to figure out whether troops can sustain brain injuries from firing certain powerful weapons. Two Marines who used to shoot these weapons think they already know.


Hormone Levels Likely Influence A Woman's Risk Of Alzheimer's, But How?

Monday, July 23, 2018

Scientists are taking a second look at the idea that hormone replacement therapy could reduce a woman's risk of dementia. New research suggests the key may be in giving it at the right time.


Worried About Dementia? You Might Want to Check Your Blood Pressure

Monday, July 16, 2018

A new public health campaign says controlling high blood pressure is among the best ways to keep your brain sharp. The neurologist in charge aims to lead by example.


How Highly Focused Sound Waves Steadied A Farmer's Trembling Hand

Monday, July 09, 2018

Tree farmer Alan Dambach's tremor got so bad he couldn't read his own signature. Then he tried a new procedure that uses sound waves to destroy specific brain cells.


Researchers Find Herpes Viruses In Brains Marked By Alzheimer's Disease

Thursday, June 21, 2018

Two herpes viruses that cause skin rashes in toddlers may accelerate Alzheimer's disease when they infect brain cells. The finding suggests antiviral drugs might help protect the brain.


What Might Be Behind The Mystery Health Problems U.S. Diplomats Are Experiencing

Monday, June 11, 2018

American diplomats in two countries — China and Cuba — have reported falling ill with symptoms the State Department says are consistent with a concussion or minor traumatic brain injury.