World Health Organisation

The two latest strains are Eris and Pirola

Everything you need to know about the latest variants of Covid-19

Mitchell Baker who works at the Vapour Place a vaping shop in Bedminster, Bristol

When were vapes invented and when did they come to the UK?

Aspartame is deemed 200 times sweeter than regular sugar - Credit: Adobe

Explainer Aspartame: products which contain sweetener to be classified by WHO

A leading Chinese scientist has said that the Covid-19 virus cannot not be ruled out as having originated in a Chinese lab. (Credit: Getty Images)

Covid lab leak theory cannot be ruled out, says leading scientist

Reclaim MP tells anti-vax crowd they will ‘have to take back control’

The WHO cautioned that the Covid-19 is still a global health threat (Photo: Getty Images)

Covid pandemic no longer a global health emergency, WHO says

Arcturus is a new Covid variant “under monitoring” (Composite: Mark Hall / Adobe)

Arcturus Covid symptoms and cases amid ‘increased infectivity’ warning

The XBB.1.16 strain - dubbed ‘Arcturus’ - is a sub-variant of Omicron (Composite: Mark Hall / Adobe)

Arcturus Covid variant main symptoms as first UK cases detected

A woman walks past a row of caged chickens at a Beijing market in 2004 (Photo: FREDERIC J. BROWN/AFP via Getty Images)

China records first human death from H3N8 strain of bird flu

London children aged one to 11 will be offered poliovaccines as part of a catch-up campaign, to boost the city's lagging vaccination rates against the deadly virus (Photos: Adobe Stock)

London rolls out second poliovirus vaccine campaign for children

This is how much sleep each age group needs, according to experts.

How much sleep do you need? Experts explain how much rest people need

Julius Caesar lands his craft during his invasion on Britain (Photo: Hulton Archive/Getty Images)

‘Beware the Ides of March’ this week - but what does that mean?

A ranger clearing dead birds from bird flu at Staple Island, off the coast of Northumberland (Photo: PA)

Bird flu jab ‘needed for humans’ as concerns grow over global spread

Health authorities in Guinea have confirmed the case of the deadly virus (Photo: SEYLLOU/AFP via Getty Images)

Marburg virus explained as 9 deaths reported in Equatorial Guinea

Rescue workers carry a survivor at the site of a collapsed building after 60 hours on from the earthquake on on February 08, 2023 in Hatay, Turkey. Credit: Burak Kara/Getty Images

Still hope for survivors of Turkey earthquakes, rescue expert says

A US doctor said people are predominantly reporting “cold-like symptoms” (Composite: Mark Hall)

Top Kraken Covid symptoms so far - and the ones that are less likely

A Covid variant known as ‘Orthrus’ is spreading in the UK (Composite: Mark Hall)

New Covid variant Orthrus spreading alongside Kraken in UK

A new Covid variant dubbed “the kraken” could become the dominant in the UK (Composite: Kim Mogg)

‘Kraken’ Covid variant could become dominant in UK, experts warn

The XBB.1.5 variant is a mutated version of Omicron XBB (Image: Kim Mogg)

New Covid Omicron variant is ‘most transmissible yet’, WHO warns

Explainer NHS on track to eliminate Hep C by 2025 in a ‘landmark achievement’

BQ.1 has been designated as a variant by the UK Health Security Agency

BQ.1 Covid Omicron strain explained - and how fast it is spreading

File photo dated 19/02/21 of a vaccine being prepared, as a malaria vaccine created by Oxford researchers “is really exciting” and could contribute towards drastically reducing the number of children who die from the infection, experts suggest.

Malaria vaccine could drastically reduce child deaths, say scientists

Covid rules are being tightened in some destinations due to rising cases (Composite: Mark Hall / NationalWorld)

The Covid rules you need to know for 10 top European holiday spots

Thousands of monkeypox cases have been recorded around the world.

Monkeypox map shows how virus spread across Europe and the world

There are more than 1,000 cases of monkeypox in the UK.

World Health Organisation declares monkeypox a ‘global emergency’

Face masks are now mandatory in all indoor venues and on public transport in Cyprus (Photo: Getty Images)

Warning to holidaymakers as Cyprus brings back strict Covid rules

15 UK areas outside of London with the worst air pollution

The Reset Room podcast looks at how various stresses can compound to form burnout and what you need to do to deal with it (NationalWorld)

How to spot signs of burnout and prevent it from happening to you

Some people infected with Covid-19 don’t experience any symptoms of the virus (Photo: Shutterstock)

How long after Covid exposure will you test positive?

An investigation has been launched into a suspected outbreak of foot and mouth disease on a Norfolk pig farm. (Credit: Getty Images)

Suspected outbreak of foot and mouth disease on Norfolk farm

Polio vaccination rates vary across the UK

Polio: UK regions failing to vaccinate enough children

Polio is still endemic in two nations around the world - which puts others like the UK at risk

Polio: infections and vaccines around the world in 5 key charts

The WHO and the CDC both list confusion as a serious symptom of Covid (Composite: Kim Mogg / JPIMedia)

One ‘serious’ Covid symptom missing from new NHS list to look for

(Composit: Kim Mogg / JPIMedia)

The 2 Omicron symptoms that can’t be mistaken for a cold

Deltacron combines lineages of the Delta and Omicron Covid strains (Photo: Kim Mogg / JPIMedia)

Delta-Omicron hybrid found in UK as scientists warn it’s ‘real thing’

The World Health Organisation (WHO) has said it is tracking several sub lineages of the Omicron strain of Covid

Symptoms of Omicron BA.3 variant and how contagious it is explained

The World Health Organisation declares a pandemic when a disease’s growth is exponential (Photo: Shutterstock)

What’s the difference between an endemic and a pandemic?

Omicron has obliterated Delta in many parts of country, research shows

Experts have urged people not to hold ‘Covid-19 parties’ as a way of getting infected with the virus. (Credit: Shutterstock)

World Health Organisation urges people to not hold ‘Covid-19 parties’

The WHO named the new Covid variant Omicron - the 15th letter of the Greek alphabet (image: Shutterstock)

Why is Covid variant called Omicron and not Epsilon?

Zac Morey nearly lost his sight after contracting the virus. (Credit: SWNS)

Young boy ‘almost went blind’ after suffering rare Covid side effect

One in five people taking PCR tests in England got positve results in the run up to Christmas.

Record high Covid positivity as 1 in 5 test positive in England

A Covid testing centre sign at Heathrow Terminal 5 (Photo: Hollie Adams/Getty Images)

When is the next UK travel update - date of next restrictions review

(Photo: OLI SCARFF/AFP via Getty Images)

How many days Covid-19 stays in your system - and when the symptoms go

All adults aged between 18 and 39 will now be offered a booster dose (Photo: Getty Images)

NHS booking process for Covid booster jabs - and who can get one

Covid: vaccines should work against Omicron variant, Who says

Vaccines should protect against severe illness from Omicron - WHO says

How much pressure could the NHS be under this winter?

Will the NHS be overwhelmed? The current situation explained

More than 130 Omicron cases have been reported in the UK so far (Photo: Getty Images)

No deaths linked to Omicron yet as variant spreads across globe

A new heavily mutated Covid-19 variant has been found in South Africa with the country placed back on the UK’s ‘red list’ (Credit: Getty)

Omicron variant: what we know about the highly mutated Covid strain

Omicron is now the dominant variant in South Africa.

What can we learn from South Africa about Omicron?

Booster doses will be rolled out in order of descending age groups (Photo: Getty Images)

All the age groups eligible for Covid booster jabs under new rules

The herpes simplex virus is categorised into two types, these being herpes simplex virus type 1 (HSV-1) and herpes simplex virus type 2 (HSV-2) (Photo: Shutterstock)

The symptoms of herpes simplex virus - and how to treat

Covid positivity rates are highest in Yorkshire and the East Midlands - but which areas are worst affected? (Graphic: Mark Hall / JPI)

The 15 England areas where most people are testing positive for Covid

More people are testing positive in every part of England - with Yorkshire and East Midlands worst affected

Covid positivity rate: more people testing positive in every region

Cheese, eggs and oily fish are all good sources of vitamin A (Photo: Shutterstock)

Foods that contain vitamin A and the benefits of the vitamin

Scotland currently has high coronavirus test positivity rates

Covid now ‘out of control’ in majority of Scottish councils