Jon Hamilton appears in the following:
Thursday, July 04, 2019
Researchers are using brain scans, blood and spinal fluid to detect early signs of Alzheimer's disease. These "biomarkers" may also offer a quicker way to test new Alzheimer's drugs.
Monday, June 17, 2019
A service called neuromonitoring can cut the risk of nerve damage during delicate surgery. But some patients are receiving large bills they didn't expect.
Monday, June 10, 2019
Compared with monkeys, humans have a brain that is extremely sensitive to a sound's pitch. And that may reflect our exposure to speech and music.
Monday, May 20, 2019
Pain is more than an unpleasant sensation. When pain signals reach the brain, they interact with areas involved in thinking, memory and emotion.
Friday, May 03, 2019
Now that so many experimental drugs targeting amyloid-beta have bombed, scientists are looking for different approaches for treating Alzheimer's, including a drug that failed as a cancer treatment.
Wednesday, April 24, 2019
Scientists have found a way to transform electrical signals in the brain into intelligible speech. The advance may help people paralyzed by a stroke or disease, but the technology is experimental.
Thursday, April 11, 2019
Scientists are learning how the party drug ketamine relieves depression so quickly — and why its effects fade over time.
Wednesday, March 27, 2019
Fresh water quenches thirst almost instantly, but salt water doesn't. New research shows how cells in the gut and on the tongue help the brain keep just the right concentration of salt in our bodies.
Monday, March 25, 2019
Nearly two years after the U.S. said diplomats in Cuba had been injured in a series of "health attacks," many scientists say there's still no proof anyone was injured.
Monday, March 18, 2019
Many older people diagnosed with Alzheimer's actually have dementia caused by something else. Without the right diagnosis, these people are less likely to get the best care.
Tuesday, March 05, 2019
Three decades after Prozac arrived, consumers are getting a new kind of antidepressant. The medicine is based on the anesthetic ketamine, which has been used illicitly as a party drug.
Tuesday, March 05, 2019
A brief cognitive test can detect signs of Alzheimer's in older patients. Only half of primary care doctors routinely give one, despite coverage by Medicare as part of annual wellness visits.
Monday, March 04, 2019
The Food and Drug Administration is expected to approve a new type of drug for depression. It is esketamine, a chemical cousin of the anesthetic and party drug ketamine.
Monday, February 04, 2019
Researchers say the metabolism of a woman's brain remains higher than a man's throughout a lifetime. And that may help with late-life creativity and learning.
Tuesday, January 29, 2019
Scientists say comedian Lewis Black has a lot in common with fruit flies. They're both really good at acting angry, probably because human anger has roots in animal aggression.
Monday, January 28, 2019
In 1969, oil from an offshore well left beaches in Santa Barbara, Calif., coated with crude and littered with dead birds. The country's reaction helped create the modern environmental movement.
Monday, January 07, 2019
Black Americans are more likely than whites to develop Alzheimer's. Yet black people studied appeared to have lower levels of a toxic substance associated with the disease, researchers say.
Monday, December 31, 2018
Adorable babies and cute puppies can make us happy. But researchers say their cuteness can be so overwhelming that it unleashes some ugly thoughts.
Monday, December 24, 2018
A question about heading soccer balls inspired a series of experiments to understand how the brain changes shape when someone's head takes a hit.
Friday, December 21, 2018
Research suggests the winter blues are triggered by specialized light-sensing cells in the retina that communicate directly with brain areas involved in mood.