Pepper Spray, or OC (oleoresin capsicum) spray is a lachrymatory agent – a compound that makes the eyes tearful. The active ingredient in pepper spray is also an inflammatory agent that swells up the eyes and mucous membranes of the upper respiratory t…
Author: Medical News Today
Shedding Light On How We See Family Resemblance In Faces
Whether comparing a man and a woman or a parent and a baby, we can still see when two people of different age or sex are genetically related. How do we know that people are part of a family? Findings from a new study published in the Journal of Vision …
One Step Closer To Terminator-Style Info-Vision
The streaming of real-time information across your field of vision is a step closer to reality with the development of a prototype contact lens that could potentially provide the wearer with hands-free information updates…
Nudity Tunes Up The Brain
Researchers at the University of Tampere and the Aalto University, Finland, have shown that the perception of nude bodies is boosted at an early stage of visual processing. The research was funded by the Academy of Finland. Most people like to look at …
Eylea Approved For Age-related Macular Degeneration, USA
Eylea (aflibercept) has been approved by the FDA for wet AMD (age-related macular degeneration). Wet (neovascular) AMD is one of the main causes of blindness or vision impairment in older Americans – by affecting the part of the eye that allows us to s…
Synesthesia: Brain Study Explores What Makes Colors And Numbers Collide
Someone with the condition known as grapheme-color synesthesia might experience the number 2 in turquoise or the letter S in magenta. Now, researchers reporting their findings online in the Cell Press journal Current Biology have shown that those indiv…
FDA Approves Eylea For Eye Disorder In Older People
The U.S. Food and Drug Administration approved Eylea (aflibercept) to treat patients with wet (neovascular) age-related macular degeneration (AMD), a leading cause of vision loss and blindness in Americans ages 60 and older. AMD gradually destroys a …
The Eye Of The Fly: Researchers Discover Possible Key To Degenerative Nerve Diseases
Researchers at the University of Wisconsin-Madison and collaborators have discovered a powerful new protein in the eye of the fruit fly that may shed light on blinding diseases and other sensory problems in humans. Reporting in the Nov…
CooperVision Expanding Global Recall Of Contact Lenses
Some lots of Avaira Sphere contact lenses have been added to CooperVision’s global recall of the Avaira brand product line. The company says the level of silicone oil residue in some Avaira Sphere lens lots did not meet its updated quality requirements…
How Space Flight Impacts Astronauts’ Eyes And Vision
North American Neuro-Ophthalmology Society (NANOS) member describes novel eye findings in astronauts after long duration space flight A newly published ophthalmologic study recently described the history, clinical findings, and possible etiologies of n…
Retinoblastoma Care Should Include Genetic Evaluation
Results of a study by Baylor College of Medicine physicians underscore the important role that clinical genetic evaluation can have in the management plan of patients with retinoblastoma, a childhood cancer of the eye…
Psychologists Increase Understanding Of How The Brain Perceives Shades Of Gray
Vision is amazing because it seems so mundane. Peoples’ eyes, nerves and brains translate light into electrochemical signals and then into an experience of the world around them…
First Patient Receives FDA-Approved Telescope Implant For End-Stage Macular Degeneration
VisionCare Ophthalmic Technologies, Inc., a developer of advanced visual prosthetic devices, today announced that the first patient has received the FDA-approved Implantable Miniature Telescope (by Dr. Isaac Lipshitz) procedure indicated to improve vis…
Afterimages: What The Brain Sees After The Eye Stops Looking
When we gaze at a shape and then the shape disappears, a strange thing happens: We see an afterimage in the complementary color. Now a Japanese study has observed for the first time an equally strange illusion: The afterimage appears in a “complementar…
Ophthalmology Drugs Development – International Experts Discuss
A two-day workshop for 200 experts in eye diseases from Europe, The United States, Australia, and Japan was assembled for the first time by the European Medicines Agency on 27 and 28 of October 2011. The experts reviewed scientific and regulatory chall…
Study Describes How Space Flight Impacts Astronauts’ Eyes And Vision
A new study sponsored by NASA finds that space flights lasting six months or more can cause a spectrum of changes in astronauts’ visual systems. Some problems, including blurry vision, appear to persist long after astronauts’ return to Earth. The resul…
Skin Senses Light In "Eye-Like" Fashion
New research published this week reveals that our skin is able to “sense” ultraviolet light in the same way as our eyes because skin cells contain rhodopsin, the same photosensitive receptor that the eye uses to detect light…
Pharmaceutical Partnership To Improve Patient Eye Care
Aston University has joined forces with a major UK pharmaceutical company to deliver improved care for patients with eye disease, allergies and other conditions. Aston’s School of Life and Health Sciences is working with Spectrum Théa to offer impro…
Researchers Design A Viral Vector To Treat A Genetic Form Of Blindness
Researchers at Ohio State University Medical Center and Nationwide Children’s Hospital have developed a viral vector designed to deliver a gene into the eyes of people born with an inherited, progressive form of blindness that affects mainly males…
New Drug Candidates Discovered For Cystic Fibrosis And Other Diseases
A new discovery by Californian scientists may lead to a pharmaceutical breakthrough for a wide range of illnesses that involve the hydration of cells that line the inner surfaces of our body’s organs and tissues…