Neuroscience

Lost sense of smell often invisible, untreatable problem

Mimi Koberlein woke up one morning unable to smell the bacon her husband was frying for breakfast. Confused, she ran to the shower, grabbed her shampoo and inhaled deeply. Nothing. Two years later, Koberlein, 47, still can't ...

Neuroscience

Sleep loss causes brain vulnerability to toxic elements

To answer the question of why we have to sleep, research conducted at the Mexican Metropolitan Autonomous University (UAM) revealed that chronic sleep loss can cause certain neurotoxic molecules, which normally circulate ...

Alzheimer's disease & dementia

Immunotherapy approach to Alzheimer's studied in fly models

At Genetics Society of America's Drosophila Research Conference, scientists will report on results of using fly models to investigate passive immunotherapy to block amyloid-β42 peptides of amyloid plaques that damage the ...

Neuroscience

Researchers show how lost sleep leads to lost neurons

Most people appreciate that not getting enough sleep impairs cognitive performance. For the chronically sleep-deprived such as shift workers, students, or truckers, a common strategy is simply to catch up on missed slumber ...

Neuroscience

DNA damage may cause amyotrophic lateral sclerosis

Amyotrophic lateral sclerosis (ALS)—also known as Lou Gehrig's disease—is a neurodegenerative disease that destroys the neurons that control muscle movement. There is no cure for ALS, which kills most patients within ...

Health

Study reveals the face of sleep deprivation

A new study finds that sleep deprivation affects facial features such as the eyes, mouth and skin, and these features function as cues of sleep loss to other people.

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