* Gamma rays are harmful: Gamma rays are a form of high-energy electromagnetic radiation. They are extremely dangerous and can cause severe damage to living tissue. Exposure to high doses of gamma rays can lead to radiation sickness, cancer, and even death.

* The Hulk's power is fictional: The Hulk's superhuman strength, speed, and durability are fictional and based on comic book storytelling. They are not grounded in scientific reality.

* The Hulk's transformation is not based on gamma rays: While the Hulk's origin story involves exposure to gamma radiation, the transformation is not a direct result of the radiation itself. In the comics, the radiation triggers a mutation, giving Bruce Banner the ability to transform into the Hulk.

In short: Gamma rays are not a power source. They are a dangerous form of radiation that can cause serious harm to humans. The Hulk's powers are fictional and have no scientific basis.