How sleep, sport, travel, sunlight and daily habits affect your eyes.
Puffy lower lids and dark circles are usually harmless, shaped by genetics, ageing, allergies and sleep. Learn the real causes, what treatments can do and when to worry.
Low cabin humidity, contact lenses, jet lag and intense destination sun all challenge your eyes. Here is how to travel with comfortable, healthy eyes.
Most people know smoking harms the heart and lungs, but it is also a major, preventable cause of vision loss. Here is what tobacco does to the eyes and why quitting helps.
Racquet sports, ball games and paintball cause thousands of eye injuries each year, and most are preventable. Learn which eyewear protects, and how to respond to a blow to the eye.
Swimming is great exercise, but water can be tough on your eyes. Learn why pools sting, how to choose goggles, why contact lenses and water never mix, and how to stay safe in lakes and the sea.
Summer brings strong UV, pools, sea water, dusty winds and long flights. Here is how each one affects your eyes and the simple habits that keep them comfortable and protected.
Eye makeup is generally safe when used well. Learn how tightlining affects oil glands, when to replace products, the risks of lash extensions and serums, and the night-time habits that protect your eyes.
Night-time is when your eyes recover. Here is what happens to the tear film during sleep, why poor sleep and sleep apnea matter for eye health, and the habits that protect your eyes overnight.
Many drivers find night driving harder with age. Learn why glare and halos happen, how cataract and dirty windscreens add to the problem, why yellow night glasses do not help and when to get your eyes checked.
Regular exercise is linked to lower rates of macular degeneration and glaucoma and protects the eyes indirectly by controlling blood pressure and blood sugar. Here is what the evidence says, plus a few cautions.
Snow blindness is a painful sunburn of the cornea. Learn why skiers, climbers and welders are at risk, what UV does over years, and how to protect your eyes.