How can we maintain health by having junk or hotel foods?

How do you define junk/hotel foods and how much is one consuming ? Fruits and vegetables are needed for a good healthy diet Therefore for health it is best to have a healthy diet with fresh produce and limited processed foods https://www.who.int/news-room/fact-sheets/detail/healthy-diet

Great question, the quality of food we eat is strongly influenced by habits, personal preferences and beliefs. It is essentially a lifestyle choice, there are always better choices, all menus include now healthy options, cooking from scratch always best whenever possible.