Sleep Archive

Around age 40, most people lose some height, and the decline accelerates with age. This "shrinkage" can be slowed by preventing osteoporosis and improving posture. Getting enough calcium and vitamin D can help increase bone density, and exercises for the back and abdominal muscles can help with posture.

Men tend to lose as much as 3% to 5% of their muscle mass per decade after age 30, and the muscle-building hormone testosterone gradually declines after age 40. This makes it harder for men to build and maintain muscle as they age. One solution is a well-designed weight training program. Workouts should focus on all major muscles, but men should pay extra attention to leg muscles, which they rely on more for everyday movements as they age.

Interrupted sleep may be caused by age; lifestyle habits, such as drinking alcohol too close to bedtime; medication side effects; or an underlying condition.

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.