Jan Ehtash endured strange and unsettling visions as she battled Covid in a south London hospital.

The presenter has gone viral on TikTok talking about his experience following a high-speed car crash in 2006.

The BBC's health and science correspondent undergoes an experiment to find out how a cold home affects him.

Exposure to mould can cause respiratory illnesses, allergies and asthma, and can sometimes be fatal.

Six-year-old Cohen survives off the machines in his home and his mum's energy bills could rise to more than £3,000 a year.

Why have some people never had Covid and can that lead to better vaccines?