You'll be able to detect if you're not feeling well. It's possible that you're simply "off." You could notice that you're weary, that your digestive system isn't working as effectively as it should, and that you're prone to colds. You may find yourself unable to focus and feeling nervous or sad.
The good news is that leading a healthy lifestyle can improve your overall health. Even better, you don't have to make drastic changes to your life right now. It's really simple to make a few minor adjustments that can help you achieve more happiness. And after you've made one positive adjustment, your success might encourage you to make more.
A healthy lifestyle can not only make you feel better, but it can also lower your chance of developing certain diseases, increase your lifespan, save you money, and protect the environment.
What you consider to be a healthy lifestyle is entirely up to you. There's nothing you have to do or avoid in order to be healthy. Determine what makes you happy and what provides you the most pleasure. Then, when making modifications, start small. This way, you're more likely to find success, and minor victories will snowball into greater gains.
Finally, talk to your doctor if you need assistance making any lifestyle adjustments. If they are unable to assist you directly, they may refer you to other specialists such as licensed dietitians or therapists.