Inoculation with weakened or dead microorganisms to develop immunity and prevent disease caused by the regular strain of that microorganism.
Avoid fad diets. Instead adopt an overall healthier lifestyle which is sustainable. Weight loss and improved health will be natural side effects.
Be aware of portion sizes and use moderation when it comes to foods high in fat and sugar. If you do indulge, savor the food away from distractions like your phone. You may find you feel more satisfied and don’t over-indulge.