Sleep Archive

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.

A 2026 study found that sleeping 7.3 hours on weeknights may be associated with better blood sugar regulation by improving insulin sensitivity—how efficiently cells respond to insulin and absorb sugar from the bloodstream.

Revenge bedtime procrastination involves sacrificing sleep to prioritize personal time for activities unrelated to the demands of work or caregiving. Short-term effects of insufficient quality sleep time include next-day fatigue and negative mood. Persistent sleep deprivation can increase risks of conditions such as cardiovascular disease and dementia.

People with insomnia can quiet a racing mind or relax a tense body with progressive muscle relaxation, which involves gradually tensing and relaxing muscles, beginning with the toes and working up the body.

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.

Persistent snoring may point to more than noisy sleep. Learn what might be behind it and which fixes to consider.

Sudden gasps for air at night can be alarming. Explore how allergies, blocked airways, or more serious sleep and heart problems might be involved.

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.

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.