Monday, 27 August 2018

Blue light from smart devices and monitors DOES affect your vision - updated

We all know that the blue light that emits from our smartphones isn't good for our eyes, but a new study has discovered just how much damage it can cause.

Researchers say that this light is absorbed by vital molecules in our retina and triggers the production of a toxic chemical that kill cells.

This damage can lead to large blind spots in our vision that are the hallmark of macular degeneration, a disease that leads to blindness.


How to prevent blue light affecting your eyes

Exceptional people: Mak Kwok Fai running again after stroke

Source: ST, 15 August, 2018

Want to be a dad? Wear boxers, not skin-tight briefs

Image for illustration only

Men trying to become a father the old-fashioned way are better off wearing loose underwear, according to a study published Thursday.

Compared to men who favour snug-fitting briefs, devotees of boxer shorts had a significantly higher count and concentration of sperm, researchers reported in the journal Human Reproduction.

The sperm were also more lively, and levels of a reproductive hormone were more favourable to generating offspring.


The painless, potent ‘shock’ treatment for men who struggle to perform in bed

"Shockwave therapy for the penis” can be an intimidating proposition, admitted Travis (not his real name), a Singaporean male in his late 30s. Yet five months ago he tried the treatment in a bid to fix his erectile dysfunction (ED) - and it worked.

“People might be put off by the word 'shockwave', but there’s nothing to be afraid of. It was painless, there was no discomfort,” he described. “And it is effective. My performance has improved … it’s much better now.”

Despite the name, shockwave therapy actually uses external, low-intensity acoustics to trigger a process that forms new blood vessels, improving blood flow to the nether regions to help enhance the firmness of an erection.

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