Home > Medical > Eye Health > FAQs 15 December 2008 Can I wear disposable lenses longer? Lenses should not be worn for longer than the recommended wearing period. This will prevent discomfort, dryness, blurred vision and allergic reactions. 0 Pin It Healthy eyes on the digital world A journey through the human eye: how we see Lenses should not be worn for longer than the recommended wearing period. The purpose of replacing contact lenses on a frequent basis is to prevent discomfort, dryness, blurred vision and allergic reactions that can result from a build-up of protein and lipid deposits on the lenses. As the deposits age and chemically change on the lens, they contribute to these irritations. The changes in the chemical composition of the deposits also increase the probability that bacteria may adhere to a contact lens, increasing the health risk even without any subjective deterioration in comfort. Check with your eye care practitioner for the lenses and lens replacement frequency that are most appropriate for you. More in Medical Worn out cantact lenses? More: Eye HealthFAQs advertisement Get a quote Bestmed - offering you quality healthcare and freedom of choice Momentum - save up to 35% on healthcare Medihelp - quality, affordable medical scheme cover advertisement Read Health24’s Comments Policy Comment on this story 0 comments Add your comment Thank you, your comment has been submitted. Logout Comment 0 characters remaining Share on Facebook Logout Comment 0 characters remaining Share on Facebook Loading comments... Other news Medical Caffeine and alcohol affect your DNA Lifestyle Why mosquitoes bite us Fitness It's never too late to start exercising Lifestyle Good body image tied to happier relationships Medical 135 million will have dementia by 2050 Parenting 'Sensory integration' may help autistic kids From our sponsors Your retirement - a healthy mindset So many people, why so alone? You can still enjoy the sweet things in life Take the sugar test, it could save your life. Live healthier Child nutrition » Your child's nutrition Nutrition for schoolkids Diets for toddlers The parent's guide to food labels Making sense of food labels and matching them to the needs of family members can be a challenge. Here are some tips from dietician Megan Pentz-Kluyts. Financial wellness » Money disappointments Investment tips Financially freaked out? High debt may have negative health consequences A new study found that high financial debt is associated with higher blood pressure and poorer general and mental health in young adults.