Vaccination & Immunity

Learn why vaccines work, when to get them, and how they protect you and your community.

Why do I keep getting sick? Woman experiencing fatigue and feeling unwell at home.

Why Do I Keep Getting Sick? Common Causes of Frequent Illness

By HBC Team
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If it feels like you catch every cold, flu, or stomach bug that goes around, you’re not imagining it. Most healthy adults get somewhere ...

Qdenga Dengue Vaccine

Qdenga Dengue Vaccine: How It Works, Efficacy & Side Effects

By HBC Team
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What Is Qdenga? Qdenga is a live, attenuated (weakened) vaccine made by Takeda that protects against all four dengue virus serotypes with a single ...