Diseases, Conditions, Syndromes

Health care workers change their minds on vaccinations, study finds

When the COVID-19 vaccines became available, many health care workers, despite seeing the devastating effects of the virus firsthand, said they did not intend to get vaccinated. But a new Northwestern Medicine study shows ...

Medical economics

Vaccine gap 'fueling Nigeria's diphtheria outbreak'

Low vaccine coverage and weak infrastructure have fueled a recurrence of diphtheria in Nigeria, especially in rural areas beset by poor access to healthcare services, public health experts say.

Diseases, Conditions, Syndromes

How many people get 'long COVID?' More than half, researchers find

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 ...

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Laborer

One of the construction trades, traditionally considered unskilled manual labor (as opposed to skilled labor). In the division of labor, laborers have all blasting, hand tools, power tools, air tools, and small heavy equipment, and act as assistants to other trades , e.g. operators or cement masons. The first century BC engineer Vitruvius writes in detail about laborer practices at that time. In his experience a good crew of laborers is just as valuable as any other aspect of construction. Other than the addition of pneumatics, laborer practices have changed little. With the advent of advanced technology and its introduction into the construction field, the laborers have been quick to include much of this technology as being laborers work.

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