Healthy eating is eating all kinds of food with a scale. For example, if you eat more sweets then your body needs, you might get sick
You can read the information about 9 bad habits while eating and you can learn how to break the bad habits.
http://www.everydayhealth.com/diet-and-nutrition-pictures/bad-eating-habits-and-how-to-break-them.aspx#07
Gourments advise that the fat in meat should be trimmed and drained away after cooking. The skin should be removed from poultry.
For people who are not vegetarians,gourments advise that we should consume fish at least twice a week because fish is rich in omega oils, such as trout, fresh tuna, sardines, mackerel and salmon
It is better for your health to grill, roast or microwave meats and fish, rather than frying them.
Vegans, who do not eat any foods from animal sources, may get their protein from nuts, seeds, soya, beans and corn. Vegans may have to supplement their zinc and B12 vitamin intake as these foods are not rich in them.
The canning process of tuna removes the essential oils, hence only fresh tuna is considered as an oily fish.
It is better for your health to grill, roast or microwave meats and fish, rather than frying them