Why does night shift increase the risk of cancer, diabetes and heart disease? Here's what we know so far

By Frederic Gachon, Associate Professor, Physiology of Circadian Rhythms, Institute for Molecular Bioscience, The University of Queensland

Shift work means businesses and organisations can be productive for 24-hours a day. It was initially adopted to protect camps or cities against predators, enemies or disasters.

Since the industrial revolution and the development of artificial lighting, manufacturing, service and retail sectors have used shift work to increase productivity and profitability, and provide continuous health care and emergency services.

Around 20% of the workforce…

Read complete article

~	How gendered disinformation on social media harms Kenyan women seeking political office

~	Grattan on Friday: Social media companies can’t be immune from the need for a social licence

~	Persisting inequality has made many young South Africans question the choices made by Nelson Mandela – podcast

~	Challengers: new Zendaya tennis film reviewed by an expert in the psychology of competition

~	New ‘cold war’ grows ever warmer as the prospect of a nuclear arms race hots up

~	Sadiq Khan on track for third term as London mayor – but nearly half of Londoners dissatisfied with performance

~	Wiley’s Treddin’ on Thin Ice at 20: revisiting a blueprint that continues to shape grime

~	Celebrities routinely drop in on this Florida university’s hospitality course

~	Banning TikTok won’t solve social media’s foreign influence, teen harm and data privacy problems

~	IceCube researchers detect a rare type of energetic neutrino sent from powerful astronomical objects