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If I’ve already had COVID, do I need a vaccine? And how does the immune system respond? An expert explains
Andre Coelho/EPA/AAP Sunit K. Singh, Banaras Hindu University Over a year into the pandemic, questions around immune responses after COVID…
COVID-19 herd immunity? It’s not going to happen, so what next?
The best hope of beating the pandemic is to vaccinate as many people as soon as possible. Luca Sola/AFP via…
COVID-19 could cause male infertility and sexual dysfunction – but vaccines do not
New research has found that some men who have had COVID-19 might experience unwanted sexual side effects. tuaindeed/iStock via Getty…
What machine learning can offer Nigeria’s healthcare system
Machine learning can change patient care in Nigeria for good. avestia.com/shutterstock Busayo Ajuwon, Australian National University; Alice Richardson, Australian National…
Monkeypox in Nigeria: why the disease needs intense management
Monkeypox can only be diagnosed through a laboratory test. Shutterstock Oyewale Tomori, Nigerian Academy of Science Monkeypox is back in…
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This is no time to neglect hepatitis - 70 million Africans are infected
A childhood vaccine given at birth is effective. BSIP/Universal Images Group via Getty Images Pauline Bakibinga, African Population and Health…
Why a bacterium in goat and sheep milk in southwest Nigeria poses a health risk
Goat sellers in the Birnin Kudu market, Jigawa State, Nigeria Jorge Fernández/LightRocket via Getty Images Ezekiel Omoshaba, Federal University of…
TB doesn’t only attack the lungs – other organs are also vulnerable
X-rays, CT scans or MRIs may be necessary to detect TB in organs other than the lungs. Shutterstock Nazir Ismail,…
TB prevention has relied on the same vaccine for 100 years. It’s time for innovation
BCG has been used all over the world to protect against the development of TB. Noah Seelam/AFP via Getty Images…
Even with equal vaccination rates, COVID-19 hotspots still have higher infection rates
Hundreds of residents of Toronto’s M3N postal code, a hotspot for COVID-19 infections, line up at a pop-up vaccine clinic…
