Blue Zones are regions globally known for their high concentration of centenarians and residents with longer average life expectancies. The five recognized areas are: Sardinia (Italy), Okinawa (Japan), Ikaria (Greece), Nicoya (Costa Rica), and Loma Linda (California, US).

Researchers attribute the longevity in these zones not solely to genetics, but also to diet, physical activity, and healthy habits maintained over many years. Here are some evening routines these individuals often follow before bed.

Consistent and sufficient sleep

Residents in Blue Zones maintain consistent sleep and wake times. They typically sleep for 7-9 hours each night, and many also take short naps during the day. This consistent sleep schedule aids bodily recovery and supports both physical and mental health.

According to Health, going to bed and waking up at the same time daily stabilizes the body's biological clock, helping it release hormones at right times and improving sleep quality. Adequate and consistent sleep also benefits cardiovascular health, immune function, and brain activity.

Family dinners

A core principle for Blue Zone residents is "Loved ones first". Consequently, instead of dining alone or while using phones, long-lived individuals often spend dinner gathering with family and friends. These conversations and time with loved ones reduce stress and improve mental health.

Research indicates that regular family meals enhance mental health and foster healthy eating habits.

Relaxation before bed

Rather than working late or scrolling on their phones, many Blue Zone residents dedicate evenings to relaxing activities such as: talking with family, reading, praying, or meditating. According to Eat This Not That, these habits contribute to stress reduction and help the body transition into a restful state before sleep.

Blue Zone residents dedicate evenings to relaxing activities like reading. Image created by AI

Early and light dinners

Another common practice among long-lived individuals is avoiding heavy evening meals. They consume most of their daily calories before noon. Nicoyans in Costa Rica often eat two breakfasts and one light dinner. Sardinians in Italy and Ikarians in Greece have their largest meal at lunch, while many Okinawans skip dinner entirely. In Loma Linda (US), one of the 5 Blue Zones, many Seventh-day Adventists choose to eat two meals each day: one in the mid-morning and another around 4 p.m.

If adopting these specific diets is not feasible, a general principle is to eat dinner early, consume a moderate amount, and avoid overeating before bedtime.

Health notes that eating too close to bedtime can disrupt circadian rhythms, increase the risk of acid reflux, diminish sleep quality, and negatively affect metabolism. Therefore, experts recommend eating dinner approximately 2-3 hours before going to sleep.

By Bao Bao