Which hygiene claim is not supported by reserch

Hand soap prevents disease better than antibacterial soap

Explanation:

Previous research has supported that regular cleaning of teeth could improve dental health of a person. It is advisable that we wash our hands after going to the toilet/latrines because hand washing could kill germs and bacteria that are invisible by our naked eyes thus prevent us from diseases. Dentists have advised that brushing with fluoride toothpaste helps to prevent cavities.

cancer can take years to develop.

it could be from radiation, or a cancer causing substance or amny others.

theres lung cancer, brain cancer, breast cancer, heart cancer

explanation:

the more fit you are, the faster the recovery. your heart rate drops most sharply in the first minute after you stop exercising; it should then fall about 20 beats a minute—a drop of less than 12 beats a minute is considered abnormal. this “recovery heart rate” is measured as part of an exercise stress test.