Canned fish seems more popular than ... and you can have a meal in minutes," says Largeman-Roth. Mackerel is also rich in protein and heart-healthy omega-3 fatty acids, per the Cleveland Clinic.

OBAMA, Fukui Prefecture--Japanese astronaut Soichi Noguchi sampled some canned mackerel aboard the International ... must be met to keep astronauts healthy, and documents submitted to the JAXA ...