Sleep

Why intense dreams may make your sleep feel deeper and more restful

Researchers find immersive dreaming during lighter sleep stages may help sustain a sense of deep, uninterrupted rest, even as the body's need for sleep declines overnight

Duroflex plans 150 new stores, sharpens omni-channel growth strategy

Duroflex plans to add 150 stores over three years while strengthening its omni-channel strategy, aiming to drive growth through retail expansion and premium offerings

Why some brains refuse to switch off at night, researchers explain

Scientists have found that disrupted circadian rhythms may keep the brain alert at night, preventing the mental disengagement needed to fall and stay asleep

Are your sleep apps backfiring? Pink noise linked to poorer Rem sleep

Millions rely on sleep sounds to block night-time noise, but new research suggests pink noise may reduce REM sleep and interfere with how the brain recovers overnight

Ageing and insomnia: Why older adults sleep worse and what actually helps

From early awakenings to lighter sleep, ageing changes how we rest. A neurologist explains when disturbed sleep is normal, when it points to disease, and what to do to rest better

Why keeping a regular sleep schedule matters as much as hours slept

Circadian rhythm makes up a roughly 24-hour internal clock that governs sleep-wake cycle as well as ebbs and flows of hormones, metabolism, cardiovascular function, immune system, appetite and mood

Want to catch up on sleep over the weekend? Science says it may not work

Extra weekend sleep can ease fatigue and briefly sharpen alertness, but it cannot reverse deeper health effects of chronic sleep deprivation or fix long-term sleep debt, says a doctor

Teens who sleep more on weekends show lower depression symptoms: Study

A US study suggests teens and young adults who sleep longer on weekends to make up for weekday sleep loss may have

Disrupted body clock could raise risk of dementia later in life: Study

Disrupted circadian rhythms are often associated with poor sleep. For decades, poor sleep has been suspected to contribute to both dementia and heart disease

How many hours of sleep do you need at each age? A doctor's guide

Doctors explain how brain development, hormones and the body clock affect how much sleep is healthy at every stage of life

Want a longer life? Why sleep may matter more than diet or exercise

A large US study tracking sleep and longevity across counties finds that insufficient sleep may shorten life expectancy more than poor diet or lack of exercise, second only to smoking

Long-term melatonin use may raise heart failure risk by 90%: Study

A major global study presented at the American Heart Association's 2025 Scientific Sessions links long-term melatonin use to a 90% higher risk of heart failure and nearly double the death rate

Google working on 'AI health coach' for better sleep, stress, and fitness

Google's upcoming AI coach, powered by Gemini and built under Fitbit, uses your health data to offer real-time insights, sleep tips and customised workout recommendations

Chronic poor sleep may nudge brain toward dementia, find researchers

Chronic insomnia appears to accelerate the trajectory towards dementia, not through one pathway but several

Irregular sleep may trigger 172 diseases, warns biohacker Bryan Johnson

Sleep irregularity is not just bad for rest-it may be a hidden trigger for liver, metabolic, and chronic diseases, says biohacker Bryan Johnson, citing new wearable-tracked data

Double shift, half the sleep: India's women lose rest to unpaid work

From late-night chores to early alarms, Indian women's sleep is sacrificed for the family's routine

Want to gain muscle and boost metabolism? Deep sleep may be the secret

UC Berkeley researchers show how deep sleep triggers growth hormone release that aids muscle growth, fat burn, and cognitive health - and why poor sleep disrupts it all

From stress to habits: Why some people walk or talk in their sleep

Stress, fatigue, and erratic schedules can all trigger sleepwalking or sleep talking; doctors explain what happens in your brain and when to worry

Sleeping with lights on may raise risk of heart disease, says new study

Exposure to bright light at night may disrupt circadian rhythm and increase the risk of heart failure, stroke, and arrhythmias, particularly in women

Global warming may make sleep apnoea worse and widespread, warns study

From 788,000 lost healthy years to $98 billion in damages, climate-linked sleep apnoea surge could become a hidden global crisis, says a new study