Entries by دکتر امین اظهری

E-cigarettes Don’t Help Smokers Stay Off Cigarettes

Cigarette smokers who quit smoking but substitute e-cigarettes, or other tobacco product, are more likely to relapse. The United States Centers for Disease Control and Prevention have suggested that smokers who are unable to quit smoking may benefit by switching from smoking cigarettes to vaping e-cigarettes if they switch completely and are able to avoid […]

Sense of smell is our most rapid warning system

The ability to detect and react to the smell of a potential threat is a precondition of our and other mammals’ survival. Using a novel technique, researchers at Karolinska Institutet have been able to study what happens in the brain when the central nervous system judges a smell to represent danger. The study, which is […]

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How many people get ‘long COVID?’ More than half

More than half of the 236 million people who have been diagnosed with COVID-19 worldwide since December 2019 will experience post-COVID symptoms — more commonly known as “long COVID” — up to six months after recovering, according to Penn State College of Medicine researchers. The research team said that governments, health care organizations and public health professionals […]

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Warm milk makes you sleepy

According to time-honored advice, drinking a glass of warm milk at bedtime will encourage a good night’s rest. Milk’s sleep-enhancing properties are commonly ascribed to tryptophan, but scientists have also discovered a mixture of milk peptides, called casein tryptic hydrolysate (CTH), that relieves stress and enhances sleep. Now, researchers reporting in ACS’ Journal of Agricultural […]

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COVID-19-Related Parenting Stress Impacted Eating Habits of Children

The incredible stress parents experienced during the COVID-19 pandemic had a negative effect on the eating habits of their children, according to a new study by researchers at the University of Houston College of Education. When stay-at-home mandates were ordered and school went virtual at the onset of the pandemic, many parents suddenly had to […]

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When Breezy, Wear Masks Outdoors to Prevent Coronavirus Exposure

As the highly infectious delta variant of the coronavirus continues to spread across the United States, guidelines from the Centers for Disease Control and Prevention recommend even the vaccinated wear masks indoors to prevent exposure and transmission. However, it is less clear what people should do when outside. In Physics of Fluids, by AIP Publishing, […]