Luckily, personal trainer Max Weber, ACE, NASM, shared a helpful tip on his Instagram for how to eyeball your portion sizes for each meal — all you need is your hand.

The serving size on a nutrition label is based on the amount of food people typically eat in one sitting. It isn't meant to be a recommendation.

Portion size: Have you found it difficult to calculate how much you should eat to satisfy your hunger and not overeat? Rujuta Diwekar tells the perfect way to calculate the proportion in which you ...

The use of photographic atlases in estimating food portion sizes has emerged as a valuable tool in dietary research and nutritional assessments. These atlases serve as standardised visual ...

Most of us struggle to measure how much food we're actually consuming when we're eating out. How much of this pizza constitutes a single portion size? How much pasta is actually in this bowl of ...

How much food is "just right" for a healthy diet? Food-based dietary guidelines (FBDGs) provide recommendations on portion sizes worldwide, but the methods used to determine them vary widely. In a ...