From a childhood marked by loss to an abusive marriage that nearly claimed her life, Shyy Sachdev's journey has been anything but ordinary.

Nicotine lozenges can help reduce cravings and support people trying to quit smoking. Doctors explain how they work, possible side effects and the safe daily limit.

Vaping was sold as the safe alternative to smoking. The evidence is now telling a more complicated – and more worrying – story.

Influencers say smokeless nicotine products can boost performance, banish brain fog, and even help with weight loss. But are they safe?