A muscle having two heads. The most familiar is the large muscle in the front of the upper arm responsible for flexing the forearm.
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.