As the clocks turn back an hour at 2am on Sunday, October 26, in the UK, many of us are anticipating an extra hour of sleep in our comfortable beds. While this additional rest may seem enticing, the time change can disrupt our daily routines, mood, behavior, and mental well-being. Experts explain that our body clocks, also known as circadian rhythms, are influenced by the suprachiasmatic nucleus (SCN) in response to light signals, impacting various bodily functions like sleep-wake cycles and core body temperature regulation.
The decrease in daylight hours can particularly affect mood, potentially worsening symptoms of Seasonal Affective Disorder (SAD), a form of seasonal depression. This shift in time can also intensify anxiety and depressive tendencies in individuals prone to mood disorders. Furthermore, cognitive functions such as attention, memory, and problem-solving abilities can be impaired due to sleep deprivation resulting from the time change, leading to decreased performance and an increased risk of accidents.
To counteract the effects of the time change, experts recommend avoiding excessive napping, switching to warmer or red light bulbs before bedtime to enhance sleep quality, limiting caffeine consumption in the afternoon, and exposing oneself to bright light, especially in the morning, to improve wakefulness. Practicing good sleep hygiene by reducing exposure to artificial light from electronic devices in the evening can aid in maintaining natural melatonin levels for better sleep.
Engaging in social interactions to combat feelings of isolation, incorporating mindfulness practices like meditation, deep breathing, or yoga into daily routines, and building a supportive network for emotional well-being are also advised. These strategies can help individuals adjust to the time change and mitigate its potential negative impacts on mental and physical health.