Question: Infertile women are vital for successful child-rearing despite being unable to produce children themselves.

Infertile women cannot produce children.
Answer: yes
Question: The gastric bypass operation, also known as stomach stapling, has become the most common surgical procedure for treating obesity.

Obesity is medically treated.
Answer: yes
Question: A large proportion of young children in Ukraine suffer from various health problems that have probably gone undiagnosed until now, but which are being detected in connection with the Chernobyl disaster. This could well point to a weak health care system and harsh living conditions.

Chernobyl disaster had repercussions outside ex-USSR.
Answer:
no