Final answer:
Family therapy may not be effective for situations involving severe mental illness, ongoing violence and abuse, or where individual treatment for issues like substance abuse is needed. The complexities of blended families and intergenerational conflicts also pose significant challenges.
Step-by-step explanation:
Family therapy may not be able to sufficiently address situations where there are serious individual psychological or psychiatric issues, such as severe mental illness, that require specialized individual treatment. It is also less effective in cases of ongoing violence and abuse, where the safety of family members is at risk and immediate intervention is necessary. In addition, issues stemming from mental illness or substance abuse may also require individual therapy alongside or prior to family therapy.
Working alongside different generations in family therapy can be challenging due to varying values, communication styles, and expectations. The changing structure of the family, including blended families and the pressures from work commitments, also present particular challenges that family therapy might struggle to address comprehensively.