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Alarmed by a rapid spread of Lassa fever, the Nigerian Academy of Science is calling on government to declare a health emergency. Pius Utomi Ekpei/AFP via Getty Images

Lassa fever: why there’s a call to declare a health emergency in Nigeria

Concerned about rising cases and spread of Lassa fever, the Nigerian Academy of Science has called on government to declare it a national health emergency.
Laser surgery is performed successfully in 95 per cent of cases but the operation can turn into a nightmare requiring complex treatments because it is a new, poorly documented field in medicine. Shutterstock

When laser surgery turns into a nightmare, the toll can be enormous

Laser surgery is touted as a good way to get rid of eyeglasses, but not everyone is suited for it. Plenty of research should be done before taking the plunge.
A national licence to practice may be one way to help address the lack of doctors in some regions, and to encourage telemedicine consultations. (Shutterstock)

A national licence for doctors in Canada: Is it really possible?

In Canada, regulation of professions usually falls under provincial jurisdiction, but there may be feasible models for a national licence for health-care professionals.
Joaquin Phoenix won the award for outstanding performance by a male actor in a leading role for ‘Joker’ at the 26th annual Screen Actors Guild Awards. Jordan Strauss/Invision via AP

Joaquin Phoenix’s lips are not like Napoleon’s − here’s what everyone should know about cleft lip

Joaquin Phoenix has previously been mocked for a facial scar that some have assumed is a cleft lip. Two geneticists and a surgeon explain what causes this common birth defect.
Vitamin D is sometimes called the sunshine vitamin. FotoHelin/Shutterstock.com

Why you need more Vitamin D in the winter

Vitamin D is essential for good health and particularly for fighting infections and keeping the microbes in the human gut healthy. But in winter it can be difficult to get enough.

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