
Weight gain is influenced by complex biological and hormonal factors beyond calorie intake and exercise. Experts highlight that metabolic triggers such as insulin resistance, hormonal imbalances, stress, and gut microbiome composition can drive weight gain. In women, conditions like polycystic ovary syndrome (PCOS) and menopause further complicate weight management through hormonal shifts. Targeted interventions addressing these underlying factors, alongside lifestyle changes, can improve metabolic health and support sustainable weight control.
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