Questions about the impact on the group of being singled out as having genetic vulnerability to breast cancer have been raised.
Even with genetic vulnerability, it's very hard to predict on an individual basis.
For example, a child with a family history of depression likely has a genetic vulnerability to depressive disorder.
But because Indians have such a pronounced genetic vulnerability to the disease, they tend to contract it 10 years earlier than people in developed countries.
Research Review: genetic vulnerability or differential susceptibility in child development: the case of attachment.
"A genetic vulnerability increases the likelihood that experience will have an effect."
Most people have some level of genetic vulnerability.
This has suggested presence of a genetic vulnerability and there is indeed an observed inherited tendency to develop type 1.
Among those with a genetic vulnerability, any major life change can bring on clinical depression.
Some believe that there may even be latent advantages associated with the genetic vulnerability.