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The retina lines the inside of the eye. It is light-sensitive and communicates visual messages to the brain. If the retina detaches, it moves and shifts from its normal position. This can cause photopsia, but can also cause permanent vision loss. Medical attention is needed to prevent vision loss.
However, if the eyes are exposed to a high enough level of light, such as a nuclear explosion, the blindness can become permanent. Flash blindness may also occur in everyday life. For example, the subject of a flash photograph can be temporarily flash blinded. This phenomenon is leveraged in non-lethal weapons such as flash grenades and laser ...
Using a respectful and simple approach, talking one-on-one can ease the pain of social isolation and bring much mental stimulation. [40] Many people who experience memory loss and other cognitive impairments can have changes in behaviors that are challenging to deal with for care givers. See also Caregiver stress. To help, caregivers should ...
Flavonoids, a type of polyphenol that gives berries their bright colors, can help improve memory. Research shows that eating strawberries and blueberries daily delayed cognitive decline by up to 2 ...
The intense heat generated by a lightning strike can burn tissue, and cause lung damage, and the chest can be damaged by the mechanical force of rapidly expanding heated air. [ 4 ] Just as heat can cause expanding air in the lungs, the explosive shock wave created by lightning (the cause of thunder) can cause concussive and hearing damage at ...
Now scientists have decided to further investigate the effect eggs have on memory loss and dementia. Check out the slideshow above to learn more about how eggs could potentially prevent memory ...
The hippocampus regulates memory function. Memory improvement is the act of enhancing one's memory. Factors motivating research on improving memory include conditions such as amnesia, age-related memory loss, people’s desire to enhance their memory, and the search to determine factors that impact memory and cognition.
The Mayo Clinic diet, a program that adheres to this notion, was developed by medical professionals based on scientific research, so you can trust that this program is based on science, and not ...