Growing numbers of young people are using these highly addictive - but almost completely unregulated - products.
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Syria struggles to quell deadly Bedouin-Druze clashes in south
Hundreds of people have died in clashes between Bedouin and Druze fighters in Suweida, reports say, despite 'immediate ceasefire'.
At least 37 dead as tourist boat capsizes in Vietnam
The incident happened in Vietnam's popular Ha Long Bay during bad weather, with five people still missing, local reports say.
Mr and Mrs XCX: Brat star weds drummer of The 1975
Pop star Charli XCX tied the knot with the drummer of band The 1975 on Saturday.
England overcome lightning delay to beat US
England cruise past the United States in a weather-affected match in Washington which has almost two hours of delays.
'Ivan' - Usyk nicknames punch that stopped Dubois
Oleksandr Usyk nicknames the punch that saw him knock out Daniel Dubois to become a two-time undisputed heavyweight world champion.
Home secretary pledges new power to stop violent attackers
Home Secretary will tighten the law so police can stop violence-obsessed people without a clear ideology before they attack.
'Inquiry after SAS identities leaked' and 'brat & groom'
The army has launched an inquiry after personal details of spies and soldiers leaked in new breach.
'Great British Energy solar panels' were made in China
A Labour MP says GB Energy should buy British to avoid the risk of forced labour in supply chains.
Parked in lay-bys - the drivers determined to avoid airport drop-off fees
Drivers at Edinburgh Airport say they resent paying high fees for dropping off passengers.
Parades, flags and songs: The campaign to force Ukrainian children to love Russia
Russian youth organisations are encouraging Ukrainian children to turn against their country.
Should school summer holidays be shorter?
Six weeks can feel like a long time for parents, but are shorter summer breaks a good idea?
How the rise of green tech is feeding another environmental crisis
The world's race to decarbonise has led to the rise of electric cars - and with it, soaring demand for lithium, which is required for the batteries
Are we willing to drop cash Isas and take more risks with our money?
Experts have questioned Rachel Reeves' plan to encourage investors with a campaign in the style of "Tell Sid".
Members only: India's rich and famous ditch old-school clubs for exclusive hangouts
A new generation of wealth creators has fuelled demand for private members-only clubs in Asia's third largest economy.
Members only: India's rich and famous ditch old-school clubs for exclusive hangouts
A new generation of wealth creators has fuelled demand for private members-only clubs in Asia's third largest economy.
Berger's stunning save prevents extra-time own goal
Germany goalkeeper Ann-Katrin Berger acrobatically keeps out a headed deflection to deny France a goal in the first half of extra time in the Women's Euro 2025 quarter-final in Basel.
Usyk destroys Dubois to reclaim undisputed crown
Oleksandr Usyk further cements his place as a boxing great by stopping Daniel Dubois in round five to become a two-time undisputed heavyweight champion.
Usyk destroys Dubois to reclaim undisputed crown
Oleksandr Usyk further cements his place as a boxing great by stopping Daniel Dubois in round five to become a two-time undisputed heavyweight champion.
Sewage discharges to halve by 2030, minister pledges
The target is part of plans to improve the water sector following a record number of discharges.
Rain and thunderstorm alerts bring flash flood threat
Alerts for rain and storms linger across the weekend, with flooding still possible in some areas.