Angie Hubbard, the show educated the public on how the disease was spread and how to prevent it.

Doctors could then offer treatment while the disease was still in its earliest stages, possibly preventing further damage to the brain.

Unfortunately, the disease of alcoholism, which is characterized by denial, prevented this from occurring.

Graves' disease prevented her from competing in the Seoul Olympics.

Some diseases, such as hemophilia, prevent your body from making a needed blood component.

Sexually transmitted diseases can prevent women from conceiving children.

A very rare disease called fatal familial insomnia prevents some people from falling asleep.

Only drought and disease prevented the harvested crop from exceeding the all-time high.

We know how the disease is caused and how to prevent death.

They die, or their disease prevents reproduction, so their alleles don't become very prevalent in the population.