Boost your immune system with this centuries-old health hack: Vaccines [Video]

There are a dizzying number of tips, hacks and recommendations on how to stay healthy, from dietary supplements to what color of clothes promotes optimal wellness. Some of these tips are helpful and based on good evidence, while others are not.

However, one of the easiest, most effective and safest ways to stay healthy is rarely mentioned: vaccination.

We are a preventive medicine physician and an immunologist who want people to live the healthiest lives possible. Among the many research-backed ways to live healthier, we encourage people to eat well, exercise regularly, get good sleep and care for their mental health.

And when it comes to your immune system, nothing can replace the essential role vaccines play in promoting whole health. The protection that vaccines provide is an irreplaceable part of living the healthiest lifestyle possible.

Vaccines are essential to health

Some healthy people think they don’t need a vaccine. But your immune system needs more than just a healthy lifestyle to protect your …