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Woman touching bridge of nose (Stress)

Stress

Stress is a chemical reaction that starts deep in the brain, as a normal physiological response to life鈥檚 challenges.

An autistic boy playing with little car toys

Autism

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How changing the way you sit could add years to your life

Lungs

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Damaged human lungs revived for transplant by connecting them to a pig

Hypoxia - A climber in tent at very high altitude with oxygen breathing appartus.

Hypoxia

Microscopic view of HIV virus (retrovirus)

Retroviruses

Women protesting

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Vaginal mesh safety review highlights failures in UK health system

A handmade sign outside聽Ballachulish in聽Scotland鈥檚 Highlands

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Scotland could eliminate the coronavirus 鈥� if it weren’t for England

People protest against mandatory mask-wearing in Texas

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Lockdown measures return as covid-19 cases spike in several countries

Wellington, New Zealand, in May as restrictions began to be eased

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Why New Zealand decided to go for full elimination of the coronavirus

Michael Baker, the doctor who devised New Zealand鈥檚 aggressive coronavirus response, explains what inspired his successful strategy.

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Discrimination and divorce make you more likely to die early

Environment

Monitoring of ticks in the US is patchy and underfunded

Hydroxychloroquine

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Human eggs release chemicals that attract some sperm more than others