MYTH

While rare, sharks can and do get cancer. This misconception led to harmful cartilage supplement marketing.

Source: Do Sharks Get Cancer? - Journal of Cancer Research

FACT

Sharks have skeletons made entirely of cartilage, the same flexible material in human ears and noses.

Source: Shark Anatomy - Georgia Aquarium

FACT

Sharks have special organs called ampullae of Lorenzini that can detect the electrical fields of other animals.

Source: Shark Magnetic Navigation - Current Biology

MYTH

While reported attacks may increase due to better reporting and more people in the water, actual attack rates remain very low.

Source: Shark Attack Trends - International Shark Attack File

MYTH

Whale sharks are the largest, reaching up to 40 feet. Great whites typically reach 15-20 feet.

Source: Whale Shark Facts - WWF