BBC News – Health

• Covid: Pulse oxygen monitors work less well on darker skin, experts say
  Pulse oximeters, which spot falling oxygen levels, may work less well on darker skin, experts warn.
• Hunt for certainty over Covid cases continues
  Flurry of Covid data does not resolve debate around state of the pandemic in the UK.
• Pregnant women urged to get jab as majority unvaccinated
  Estimates suggest hundreds of thousands of pregnant women in England have not yet had the vaccine.
• Covid: Up to one in four admitted to hospital for other reasons
  The government says counting all patients who test positive is vital because of the impact on the NHS.
• Drug deaths in Scotland reach new record level
  The country continues to have the worst drug death rate in Europe, with a further 1,339 people dying last year.