Kuala Lampur, May 10 -- When most people think about the immune system, they think of protection against infections by fighting off the common cold, influenza, or more serious diseases such as Covid-19.

Rarely do we stop to consider that our immune system is also quietly engaged in another life-saving battle: protecting us from cancer.

This message is especially timely as the world marked International Day of Immunology on April 29, a reminder of the extraordinary role the immune system plays in safeguarding our health, often in ways we do not see.

Imagine, for a moment, that your body is a bustling city. In every city, law and order depends on a vigilant police force as officers patrolling the streets, identifying threats, responding ...