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91av. Science news and long reads from expert journalists, covering developments in science, technology, health and the environment on the website and the magazine.

Health

Migraines could be treated by ramping up the brain's cleaning system

Amplifying the brain's waste disposal system seems to clear a substance that drives migraines, relieving some of the pain associated with the condition

News

Health

Iodised salt has become uncool but many of us need to eat more iodine

Comment

A scanning electron micrograph of a mouse's nerve cell that is affected by misfolded versions of the proteins amyloid and beta, which are thought to drive Alzheimer's disease

Health

Novel approach to clearing brain waste shows promise for Alzheimer's

News

An illustration of an enzyme called RNA polymerase replicating viral RNA

Health

Multipurpose anti-viral pill may treat colds, norovirus, flu and covid

News

Health

I have been bitten by more than 200 snakes – on purpose

Comment

Virus from marine animals is causing weird eye problems in people

Health

Virus from marine animals is causing weird eye problems in people

News

Health

Attacks from our immune system are a cause of long covid

News

The profound effect the heart-brain connection has on your health

Health

The profound effect the heart-brain connection has on your health

Features

Health

Surprising male G-spot found in most detailed study of the penis yet

News

An illustration of the glymphatic system, which is comprised of channels that clear waste from the brain

Health

The brain's cleaning system can be boosted to rid Alzheimer's proteins

A duo of drugs that boosts our glymphatic system, which clears waste from our brain, also improves the removal of proteins associated with the onset of Alzheimer's disease

News

Health

How working out like an astronaut can reduce back pain and slow ageing

Features

Health

Cystitis or tooth decay could trigger dementia just a few years later

News

Health

Are humans degenerating genetically and getting dumber as a result?

Comment

Health

A negative attitude towards ageing is making you age faster

Comment