Sisters share how they ‘took control’ of weight and health issues to lose 18 stone between them. One sister thought gastric surgery was the only option to lose weight. Molly Powell.

A 2017 systematic review suggests that mindfulness training can also help people control their weight. Mindfulness exercises teach people to monitor their experiences in a nonjudgmental way.

Many products promise a quick path to weight loss, but few work. Dr. Mikhail Varshavski, better known as Dr. Mike, offers tips about food, weight and misinformation.