Our eyes detects light. Light enters the pupil and is focused on the retina by the lens. Light-sensitive nerve cells called rods (for brightness) and cones (for color) react to the light. They interact with each other and send messages to the brain that indicate brightness, color, and contour. This article explains easy ways to improve your vision, so that you can enjoy beautiful world:
They are two of your most precious possessions, but chances are, you take your eyes for granted. Most of us do. But think for a second what life would be like without being able to gaze on your grandchild or your flower garden or even navigate the kitchen without incident. Prevent Blindness America, a nonprofit organization dedicated to vision issues, estimates that 50,000 people lose their sight needlessly every year and that 80 million Americans are at risk of eye diseases that can lead to low vision and even blindness.
=> Easy Ways to Improve Your Vision
Depression is some sort of mood disorder in which you may feel sad, helplessness, worried or a loss of interest in life. Now new research suggests that 44 is the age at which we are most vulnerable to depression. 10 % of people have depression at some time in their lives. Depression happens most often in people between the ages of 24 and 44 years.
From the BBC article:
Data analysis on two million people from 80 countries found a remarkably consistent pattern around the world. The risk of depression was lowest in younger and older people, with the middle-aged years associated with the highest risk for both men and women. Andy Bell, of the Sainsbury Centre for Mental Health, said mental health problems were extremely common – but he stressed they could occur at any time in life.
=> Depression risk ‘highest in 40s’
Google earth images will be masked for important installation across India. You will not able to see clear Google satellite images of Rashtrapati Bhavan, HQ of armed forces, the PM office and other nuclear installation any more via Google Earth software.
Since India run very high terror, risk this good move. TOI reporting (warning: Enable popup blocker) that some key portions of Google mapas of Indian cities will soon be blurred now.
However, it is not clear how government is going to implement it. There are some interesting comments on this story.