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Sleep hygiene Archive

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Should you schedule your exercise based on your circadian rhythm?

A small, short-term 2026 study suggests that people who schedule their exercise to align with their chronotype—the body’s natural sleep and wake cycle—may lower their heart risk factors more than those who exercise at times that don’t align with their chronotype.

Quiz: How Healthy Are Your Sleep Habits?

Do you wake up tired, struggle to fall asleep, or rely on caffeine to get through the day? Your daily habits may be playing a bigger role in your sleep quality than you realize. This quick quiz will help you evaluate your sleep hygiene from your bedtime routine and screen use to exercise, stress, and sleep environment.

Do we feel pain more at night?

Chronic pain typically fluctuates during the day and some research suggests that it worsens at night, potentially interfering with sleep. If pain keeps you awake at night, trying these strategies may help you sleep better.

Night owls' habits linked to worse heart health

Compared to people who have moderate sleep-and-wake patterns, night owls may be more likely to have unhealthy habits that put their heart health at risk, according to a 2026 study.

Addressing poor sleep may help heart health

Growing evidence suggests that poor sleep is linked to a host of health problems, including a higher risk of high blood pressure, diabetes, obesity, and heart disease. Now, a recent study on people in midlife finds that having a combination of sleep problems may nearly triple a person's risk of heart disease.

What is "sleep architecture?"

Sleep architecture is the pattern and sequence of sleep cycles and stages. People cycle through four to six periods of light and deep sleep each night. Aging, stress, illness, and alcohol consumption can influence people’s sleep architecture.

Does exercising in the evening affect sleep?

Research suggests that people can exercise in the evening without it affecting their sleep if they avoid physical activity several hours before bedtime.

The 3 a.m. wake-up: Why it happens to women more often after 55

Waking up in the middle of the night happens to women more often after age 55 due to many factors. These include diminished hormones and circadian rhythm changes. Stress, bladder changes, medications, chronic pain, and alcohol and caffeine use can also contribute. People can break the cycle of nighttime wake-ups by practicing good sleep hygiene, addressing medical issues, trying mind-body techniques such as deep breathing or meditation, and limiting caffeine, alcohol, and heavy evening meals.

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