White fish contains less fat than any other source of animal protein.
Oily fish also contain omega-3 fatty acids, which the body cannot produce.
Fish, such as sardines, can be a valuable source of vitamin D.
High fish consumption is associated with slower decline in brain function in older age.
Research has confirmed that fish consumption is also associated with a reduced risk of a number of autoimmune diseases.
However, many fish species live in polluted waters, causing them to contain more mercury, which can be harmful.
Eating too much fish during pregnancy may impair fetal development.
Chicken is very rich in protein. It has more than, for example, steak.
It is rich in phosphorus, which helps maintain healthy teeth, bones and kidneys.
Eating chicken has been linked to improved eye health due to its high beta-carotene content.
Poultry, and all white meat in general, is much lower in calories than red meat.
Eating poultry has a positive effect on heart health.
However, it is worth considering that chickens are fed additives that may contain antibiotics, which causes bacteria to develop resistance.
Some birds are kept in poor conditions, which affects their nutritional status.
Some birds are treated horribly - this does not particularly affect their nutritional value, but is a definite disadvantage.