Indulging in large dinners and sweets, sleeping late, or eating too close to bedtime can sabotage your daily efforts to shed pounds.

Ghrelin, also known as the "hunger hormone", plays various roles including energy production, digestion, blood sugar maintenance, and appetite control.

My, 21, gained over 40 kg in two years, reaching 111 kg, attributed to a lifestyle of late-night eating, staying awake until 2-3 h, and compensating with daytime sleep.

Hung, a 14-year-old weighing 125 kg, often gasps and startles in his sleep, leading doctors to diagnose him with sleep apnea caused by obesity complications.

Ms. Thao, 32, gained weight after childbirth and has now lost 10 kg through a multimodal obesity treatment combining oral and injectable medications with ultrasound technology.

Trinh, 24, gained 35 kg in one year, now weighing 95 kg, was diagnosed with severe obesity, hypothyroidism, and pre-diabetes.

Walnuts, almonds, and macadamia nuts are rich in healthy fats, fiber, and protein, promoting satiety and supporting weight loss.

I am 45 years old and classified as grade one obese. My resting heart rate consistently ranges from 100-105 beats per minute, which is higher than normal. Do I need treatment? (Phu Nguyen, Ho Chi Minh City)

Healthy fats found in avocados, eggs, and olive oil can help reduce bad cholesterol, boost cardiovascular and brain health, and support weight loss.

The city of McAllen in the US faces a health crisis as nearly 50% of its residents are obese due to excessive fast food consumption and a lack of pedestrian-friendly spaces.

Clearly defining your reasons for weight change, setting specific goals, and committing to them helps individuals maintain motivation and avoid discouragement during weight loss.

After one year on a low-carb, reduced-starch diet, Toan, 25, gained more than 20 kg, reaching over 100 kg, and developed severe obesity with grade three fatty liver disease.

Replacing white rice with brown, black, or red rice can boost fiber intake, support digestion, manage blood sugar, and effectively burn fat.

Mai, 21, obese with grade three fatty liver, dyslipidemia, elevated uric acid and liver enzymes, and pre-diabetes, lost 16 kg after three months of treatment.