Scientists warn of 'global sleep crisis' due to social pressures

May 7, 2016

Washington, May 7: Social pressures are forcing people to cut back on their sleep, contributing to a "global sleep crisis," according to a new study based on research collected through a smartphone app.

ScientistsIt enabled scientists from the University of Michigan to track sleep patterns around the world -- gathering data about how age, gender and the amount of natural light to which people are exposed affect sleep patterns in 100 countries -- and better understand how cultural pressures can override biological rhythms.

"The effects of society on sleep remain largely unquantified," says the study published Friday in the journal Science Advances.

"We find that social pressures weaken and/or conceal biological drives in the evening, leading individuals to delay their bedtime and shorten their sleep."

Lack of sleep is mostly affected by the time people go to bed, the study found.

Middle-aged men get the least amount of sleep, less than the recommended seven to eight hours.

And age is the main factor determining amount of sleep. The research is based on data collected through the free smartphone app Entrain, launched in 2014 to help users fight jetlag.

Scientists asked some 6,000 people 15 and older to send anonymous data about sleep, wake-up and lighting environment, enabling the scientists to obtain a large amount of data about sleep patterns worldwide.

The app also asks users to input information about their ages, gender, countries and time zones. Sleep is driven by an internal "circadian" clock, a cluster of 20,000 nerve cells the size of a grain of rice located behind the eyes, and adjusted according to the amount of light captured, especially natural light.

The average amount of sleep in the world varies from a minimum of seven hours 24 minutes in Singapore and Japan to a maximum of eight hours 12 minutes in the Netherlands, the study found.

Although a difference of 48 minutes may seem inconsequential, a lack of sleep for half an hour can have significant effects on cognitive function and health, the researchers said.

People who need sleep suffer a reduction in their cognitive abilities without really being conscious of it, the new study says. "Impaired sleep presents an immediate and pressing threat to human health," it says.

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News Network
April 28,2020

Bengaluru, Apr 28: A CRPF jawan has been arrested in Karnataka for allegedly defying the COVID-19 lockdown norms with the paramilitary force taking strong exception to his 'ill treatment', following which an inquiry has been ordered by the state police.

State DGP Praveen Sood has ordered inquiry into the incident, which has triggered a row after a video of it went viral.

In the clip, some police constables are purportedly seen hitting CRPF soldier Sachin Sawant with sticks in Belagavi.

According to the information shared on social media, Sawant was washing his bike when a police team reached the spot and started beating him up for not wearing a mask during the lockdown.

Taking a serious view of the 'ill-treatment' meted out to its Cobra Commando, the CRPF has written a letter to the Karnataka police demanding an investigation into the matter.

In a letter to the DGP of Karnataka, the additional Director general of police of CRPF Sanjay Arora said Sawant was cleaning his bike when a skirmish happened between him and the police over not wearing the mask.

Arora wrote, "Sawant was manhandled and ill-treated, before his family members and paraded to the police station barefoot, where he was kept in chains and handcuff.

From the scrutiny of a viral video on social media, it is apparent that the conduct of police personnel was not citizen centric."

The CRPF ADGP also said the 'unpleasant' situation could have been avoided if the Karnataka police had taken CRPF hierarchy into confidence before making the arrest.

In response, Sood ordered an inquiry into the matter.

He tweeted that IGP Belagavi has been asked to conduct a probe into the incident involving CRPF constable. Action will be taken against guilty after receipt of report, he said.

According to sources, Home Minister Basavaraj Bommai has directed the state police chief to conduct a detailed inquiry into the incident.

Denouncing the arrest, Karnataka Irrigation Minister Ramesh Jarkiholi has sought the release of the CRPF jawan.

"It was wrong on the part of the constables to ill treat CRPF jawan and an inquiry be conducted against the erring policemen," said jarkiholi in a press release.

However, Superintendent of Police of Belagavi district, Laxman Nimbargi defended the arrest of Sawant.

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Agencies
June 13,2020

New Delhi, Jun 13: Loss of smell or taste has been added to the list of COVID-19 symptoms, according to the revised clinical management protocols released by the Union Health Ministry on Saturday.

The ministry said that coronavirus-infected patients reporting to various COVID-19 treatment facilities have been reporting symptoms like fever, cough, fatigue, shortness of breath, expectoration, myalgia, rhinorrhea, sore throat and diarrhea.

They have also complained of loss of smell (anosmia) or loss of taste (ageusia) preceding the onset of respiratory symptoms.

Older people and immune-suppressed patients in particular may present with atypical symptoms such as fatigue, reduced alertness, reduced mobility, diarrhoea, loss of appetite, delirium, and absence of fever, the ministry said.

Children might not have reported fever or cough as frequently as adults.

The US's national public health institute, the Centers for Disease Control and Prevention (CDC), had in early May incorporated "a new loss of taste or smell" in the list of COVID-19 symptoms.

According to the data from Integrated Health Information Platform and Integrated Disease Surveillance Programme, portal case investigation forms for COVID 19 (n=15,366), the details on the signs and symptoms reported are (as on June 11), fever (27 per cent), cough (21 pc), sore throat (10 pc), breathlessness (8 pc), Weakness (7 pc), running nose (3pc ) and others 24 pc.

According to the health ministry, people infected by the novel coronavirus are the main source of infection.

Direct person-to-person transmission occurs through close contact, mainly through respiratory droplets that are released when the infected person coughs, sneezes, or talks.

These droplets may also land on surfaces, where the virus remains viable. Infection can also occur if a person touches an infected surface and then touches his or her eyes, nose, or mouth.

The median incubation period is 5.1 days (range 2–14 days). The precise interval during which an individual with COVID-19 is infectious is uncertain.

As per the current evidence, the period of infectivity starts 2 days prior to onset of symptoms and lasts up to 8 days.

The extent and role played by pre-clinical/ asymptomatic infections in transmission still remain under investigation.

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News Network
May 20,2020

New Delhi, May 20: In further relaxation of lockdown rules, domestic flights will begin operations from May 25 in a calibrated manner. Currently, only cargo and evacuation flight services are allowed.

The nationwide lockdown to halt the spread of coronavirus is in place till May 31. However, certain relaxations have been allowed.

All airports and air carriers are being informed to be ready for operations from next week, tweeted civil aviation minister Hardeep Singh Puri.

The standard operating procedures for passenger movement will be separately issued by the ministry, said the minister.

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