does your shoe size change when you lose weight

Does Your Shoe Size Change When You Lose Weight?

Losing weight is a transformative journey that brings unbelievable changes in the body. From improved health to increased confidence, shedding some extra pounds can be a remarkable achievement. But have you ever noticed whether weight loss significantly changes your shoe size or not? To find the answer, let’s delve into the mystery behind the change in shoe size due to weight loss. 

Understanding The Anatomy of Feet and Shoe Size

The human foot is an intricate network of bones, muscles, ligaments, and tendons that coordinate to support the body’s weight, permit mobility, and keep balance but your foot size is determined by the length and width of your foot bones. The growth plates in these bones fuse to determine the size of your feet while the foot length remains relatively fixed after this fusion. 

Does Your Shoe Size Change When You Lose Weight?

Losing weight primarily impacts body composition and overall health, and indirectly affects foot size. Your feet experience less pressure as a result of losing weight. Your foot arches may rise slightly when ligaments and tendons take on their normal shapes, which might cause your feet to become a little shorter and narrower. Although it might not be a very noticeable change,  this modification can cause a slight change in shoe size.

What Factors Affect the Change in Foot Size? 

Several factors determine the impact of weight loss on the shoe size:

Amount Of Weight Lost: The extent of weight loss plays a role in determining the change in shoe size. Significant weight loss, especially if it was carried in the lower body, might cause more noticeable changes.

Genetics: Genetic factors influence the structure of your feet for instance, some people naturally have wider or narrower feet, longer or shorter toes, and different arch heights, reflecting the response of your feet to weight loss.

Age: Age is another major factor influencing foot size changes because tendons and ligaments in our body lose elasticity, leading to flatter arches over time. This can cause an increase in foot length and width, regardless of weight loss.

Exercise Routine: The type of exercise you engage in during weight loss can also impact your feet. Activities with high impact, like running or jumping, could potentially alter your feet’s structure due to increased stress.

Hydration And Nutrition: Proper hydration and nutrition are important for foot health. Hydrated tissues are more elastic and less likely to compress whereas good nutrition supports your feet’s structures, potentially affecting their size and shape.

What Are the Significant Effects of Weight Loss on Feet?

Weight loss has various effects on the body, some of which can indirectly influence the feet:

Reduced Swelling: Weight loss can reduce fluid retention, particularly in the lower extremities, creating the illusion among people of a smaller shoe size.

Improved Circulation: Weight loss often enhances blood circulation, promoting foot health. Better circulation can prevent swelling and discomfort in your shoes.

Less Fat Padding: Weight loss can lead to less fat padding, including in the soles of the feet. This might contribute to a sensation of reduced shoe size, as there is less soft tissue taking up space.

Enhanced Mobility: Shedding pounds can improve mobility and walking. As you become more active, your feet might undergo subtle changes in biomechanics, altering how they interact with shoes.

How To Choose Well-Fitted Shoes? 

Whether you are losing weight or not, wearing properly fitted shoes is necessary. This is because uncomfortable footwear can result in foot issues like calluses and blisters, which can result in bunion pain. As a consequence, it is advised that you should regularly measure your feet and have a professional double-check. This guarantees that your feet receive the support they require and lowers the possibility of foot-related problems.


Although weight loss can influence foot size changes, it is not a guarantee that everyone will experience a significant difference. The link between weight loss and foot size is complex and is influenced by genetics, amount of weight loss, age, exercise, and overall health. Wearing comfortable shoes that accommodate your changing foot demands should be your priority if you observe any changes in your shoe size while losing weight. Focus on your overall well-being and embrace the benefits of a healthier lifestyle, whether or not your shoe size changes along the way.


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