Begin a whole foods diet to show how it makes a difference in energy levels and vital signs. By eating better your personal health should be better too, and you body will thank you for it.
Yes it is healthy to restrict processed foods. If you eat a lot of highly processed foods, you risk getting too much sodium, added sugars and unhealthy fats.
The affect salt water has on a body is that you can dehydrate faster or quicker it is very harmful cause drinking to much can and will kill you