Please correct grammatical errors in the following English sentences one by one:
Genetic risk refers more to your chance of inheriting a disorder or disease.
People get certain disease because of genetic changes.
When we are diagonosed out with certain genetic disease, are we suppose to disclose this result to our relatives?
On one hand, we do not want this potential danger causing firghtenning affects in our families' later lives.
Here are the corrected sentences:

1. Genetic risk refers more to your chance of inheriting a disorder or disease.
Corrected: Genetic risk primarily refers to your chance of inheriting a disorder or disease.

2. People get certain disease because of genetic changes.
Corrected: People get certain diseases because of genetic changes.

3. When we are diagonosed out with certain genetic disease, are we suppose to disclose this result to our relatives?
Corrected: When we are diagnosed with a certain genetic disease, are we supposed to disclose this result to our relatives?

4. On one hand, we do not want this potential danger causing firghtenning affects in our families' later lives.
Corrected: On one hand, we do not want this potential danger to cause frightening effects in our families' later lives.