Sleep deprivation is bad for us, but getting limited sleep could be worse, according to new research on how the brain is affected.

A study revealed that there’s an increase in people wanting plastic surgery because of their appearance on video calls.

Two Covid-19 vaccine candidates have shown to be more than 90% effective, according to early data from Phase 3 human trials – but there is still a long road ahead.

Wearing a face mask is one of the most important ways to slow the spread of the virus, but in masks with valves, unfiltered air was found to escape..

The age divide in Covid-19 appears to favour children over older adults, and researchers are finding more answers to why this happens.

Bigger meals earlier in the day were previously associated with weight loss – but recent research shows otherwise.

A mutation in SARS-CoV-2 that causes it to be more infectious is, however, not expected to interfere with the effectiveness of vaccines under development.

Friday, 13 November is World Kindness Day. And don’t we just need a wee bit of kindness in a world that is becoming more and more brutal by the day, writes Lizette Rabe

An unexplained drop in body temperature among certain groups of people has led researchers to search for answers.

A recent study shows that people with type 2 diabetes have a better nocturnal glycaemic response after eating potatoes.

Making sure a potential Covid-19 vaccine gets to people who need it – and is effective once they get it – is a feat for which South Africa is ill-equipped, experts say.

“Hidden” gene discovered in Covid-19 virus; legal and ethical aspects of SA’s Covid-19 tracing app; and there’s a global black market for negative Covid test results.

A new type of cotton face mask created by scientists is more than 99% effective against viruses and bacteria upon activation by daylight.

After trialling four different methods, researchers concluded that parboiling with absorption (PBA) is the best and safest method to cook rice.

Research models have found that the more people use these apps, the more transmission of the disease can be reduced and the more scope there is to ease quarantine measures.

A significant discovery may offer key insights into why the new coronavirus is so infectious, researchers say.

Research indicates that the South African population has been affected by the pandemic in various ways and on various levels, but none less severe than our psychological health.

The debate continues regarding the potential severity of Covid infection in people with non-allergic asthma.

A new study reinforces the important role of touch between parents and their newborn babies.

Researchers found that it may not be necessary to separate infected mothers from their infants and that moms can continue to breastfeed.

Today humans are exposed to thousands of man-made chemicals. Yet the effects on people’s health are still not fully understood.