Diseases, Conditions, Syndromes

How COVID-19 causes smell loss

Temporary loss of smell, or anosmia, is the main neurological symptom and one of the earliest and most commonly reported indicators of COVID-19. Studies suggest it better predicts the disease than other well-known symptoms ...

Ophthalmology

New eye drops may prevent a common cause of blindness

Researchers at Columbia University Irving Medical Center have developed eye drops that could prevent vision loss after retinal vein occlusion, a major cause of blindness for millions of adults worldwide.

Diseases, Conditions, Syndromes

Why does coronavirus make people lose their sense of smell?

To begin with, it was just anecdotal reports. Ear, nose and throat specialists from around the world were sharing their experiences on online message boards—they were all seeing a spike in patients experiencing anosmia, ...

Neuroscience

How memories form and fade

Why is it that you can remember the name of your childhood best friend that you haven't seen in years yet easily forget the name of a person you just met a moment ago? In other words, why are some memories stable over decades, ...

Alzheimer's disease & dementia

Direct toxic action of beta-amyloid identified

Hyperactive neurons in specific areas of the brain are believed to be an early perturbation in Alzheimer's disease. For the first time, a team from the Technical University of Munich (TUM) was able to explain the reasons ...

Medical research

Growth hormone acts to prevent weight loss

Researchers at the University of São Paulo (USP) in Brazil have discovered that growth hormone (GH), which stimulates skeletal maturation and linear bone growth, as well as helping maintain tissue and organs throughout life, ...

Medical research

Researcher seeks early detection to forestall glaucoma's ravages

Glaucoma is the leading cause of blindness in the U.S. and worldwide. More than 3 million Americans suffer from the eye disease. If caught and treated early, its progression can be significantly slowed, but the disease often ...

Genetics

Researchers discover new clues on how sleep works in the brain

Star-shaped brain cells called astrocytes appear to play an essential role in sleep, a new study by scientists from the Washington State University Sleep and Performance Research Center confirms. Published today in PLOS Genetics, ...

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