When it comes to our human body, there are various requirements to keep it functioning smoothly every single second. There are multiple processes going on simultaneously that we don't even think about or consider often. To keep things moving smoothly, several organs function parallelly. For instance during sleep, we have our heart, brain, kidneys, lungs, etc., all working together to keep our body functioning. With so many different body functions, each function has different needs.
Our body primarily needs food in the form of proteins, fats, carbohydrates, water, vitamins, minerals, and fiber. Some could be required lesser or more than the others which would also vary from person to person. These nutrients are required to provide the necessary energy to carry out the numerous functions and processes. These requirements would not remain constant, rather constantly change with internal factors such as changes in our body due to age, medical conditions, exercise routine etc., as well as external factors such as change in location, weather, etc.
The key here is to strike a balance to get the right combination of intake needed. It is important to provide the sufficient amount of nutrients which would provide for the body functions and processes. It is simple yet a complex goal to achieve, but with the right guidance quite an achievable target.
Try to understand and take guidance on a well balanced diet based on your body requirements and lifestyle. This would contribute substantially towards a healthier life.