Winter often leads to weight gain as people experience increased hunger, particularly for sweets, while cold weather limits physical activity. This imbalance of consuming more calories than expended results in rapid weight gain.

Increased Calorie Demand

When temperatures drop, the body expends more energy to maintain a stable internal temperature, leading to a higher demand for calories. The brain responds by triggering hunger, encouraging increased food intake to generate sufficient warmth. The exact energy required varies with the intensity of the cold.

Seasonal Affective Disorder

Seasonal affective disorder (SAD) is a mental health condition that causes feelings of sadness and depression, typically during winter. These mood changes can influence hunger levels, often leading to increased cravings as a psychological coping strategy. Cognitive behavioral therapy (CBT) can help improve mood and manage excessive hunger and cravings for those affected.

Hormonal Shifts and Cravings

Shorter daylight hours and colder temperatures in winter mean less sunlight exposure. Sunlight directly influences the regulation of serotonin and melatonin. Reduced light decreases serotonin and increases melatonin, potentially intensifying feelings of sadness and fatigue. This hormonal imbalance can also stimulate hunger, especially for sweets, contributing to excess calorie intake and rapid weight gain.

Lifestyle Changes

Shorter winter days often compel individuals to spend more time indoors and engage less in outdoor activities. This reduction in physical movement can foster feelings of boredom and restlessness, which in turn stimulates hunger.

To prevent winter weight gain, consider indoor exercises like swimming or gym running. Avoid high-fat foods, processed meats, and sugary items. Adequate sleep, daily intake of about two liters of water, and stress management are key to maintaining a healthy weight.

Anh Chi (According to WebMD, Very Well Health)