South Africa: What If A Shingles Jab Could Also Protect Your Brain?

[Bhekisisa] Could a vaccine that protects you against one of the most painful diseases of older age also help keep your brain healthy? South Africa has finally launched Shingrix, a new shingles vaccine that studies suggest may lower the risk of dementia too. We unpack what the evidence really shows -- and whether the hefty price tag is worth it.