What’s New

We have previously blogged about how vision problems have similar symptoms as AD(H)D, and how to tell the difference between the two. A recent study discusses how treating convergence insufficiency, a common eye-teaming dysfunction, can result in reduction of attention deficit symptoms. Behavioral and Emotional Problems Associated With Convergence Insufficiency in Children:  An Open Trial.  The paper...

Under stress, there is a tendency for fine muscles to deteriorate. For instance, we may lose our voice, our hands may start shaking, and our functional visual skills can fail. Functional visual skills refer to one’s ability to maintain visual focus, track a moving target, coordinate the two eyes for...

By: Jessica Yang Optometry Intern, Class of 2016, and Debbie Luk, Developmental Optometrist The terms myopia (nearsightedness) and hyperopia (farsightedness) are often confused with each other. People with nearsightedness can see better up close than objects in the distance. Some children with mild to moderate amount of nearsightedness are asymptomatic. This...

By Cassandra Biro, Debbie Luk What is Myopia and how do you correct it? Myopia (near-sightedness) results when the power of the cornea is stronger and/or the length of the eye is longer than average. This results in light focusing in front (instead of on) the retina making distant objects...

Therapists, educators, and parents realize the benefits of games have on learning.  Game based learning (GBL) is designed to balance learning and fun!  They satisfy our fundamental need to learn by providing enjoyment, motivation and creativity. Below are some educational games hand picked by Dr. Luk to assist in visual perception...

Lazy eye is a chronic condition that is associated with abnormal development in the visual center of the brain. Hence lazy eye does not just affect the eye sight (visual acuity) of one eye, but in fact it is a binocular vision problem affecting depth perception, eye focusing and eye...

Above: Carter Hutton, Canadian professional ice hockey goaltender, undergoing convergence testing Written By: Cassandra Biro, 3rd year Optometry Student & Vision Therapist for Dr. Debbie Luk What is Convergence Insufficiency? Under normal circumstances, the eyes must turn inwards to view objects at near. Convergence insufficiency results when an individual has...

Although a therapist will probably work on building your child's eye tracking skills during vision therapy, that doesn’t mean that your child will automatically adopt proper eye movements when reading to you at home. He/she might be so used to either bobbing or moving the head side to side, that...

Dear Colleagues, We are excited about the upcoming Calgary Vision Event in September. This intimate and highly interactive course is open to optometrists, ophthalmologists, orthoptists, and physicians and therapists who treat TBI patients. Topics include vision development, visual neurology and traumatic brain injury. It will also cover corresponding diagnosis, management...

What is traumatic brain injury? Traumatic brain injury (TBI) is defined as any damage or alteration to brain function due to external physical force. TBIs can be caused by falls, motor vehicle accidents, assaults, concussions, gun shots, or explosions and blasts etc. There are three levels of TBI: mild, moderate and...