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20-20-20 Rule Every 20 minutes of looking at the screen, look at something 20 feet away for 20 seconds. Also, try to blink a lot. Adjusting settings Using a larger font to read helps to reduce eye strain. Adjusting your brightness helps, usually brighter screens are better in brighter rooms, dimmer screens are better in dark rooms. Also, try to make your ...


23

There are some options you have to reduce eye strain. You can get an anti glare cover for your monitor You can also adjust lighting of your work area (not always possible) by lowering internal lighting and blocking external lighting. You can adjust the setting of your monitor to make the brightness similar to your surroundings which will help with strain ...


21

The best long-term perfect posture is subjective due to the variety of body types, incorrect posture differs from person to person and person's proper posture can be incorrect posture for someone else and vice versa. Usually the good sitting posture can be determined by the following methods: Support your back to avoid back pain. Adjust your chair. Rest ...


19

The primary risk is what is called Computer Vision Syndrome (ref, ref, ref). The American Optometric Association (referenced above) recommends the following changes in viewing habits to alleviate symptoms: Some important factors in preventing or reducing the symptoms of CVS have to do with the computer and how it is used. This includes lighting ...


12

You can also use f.lux, it is a software that adjusts automatically and according to your location the brightness and contrast of your monitor. It lowers UV light during day, and lowers IR light during night.


9

Water isn't pure H2O; there are all kinds of dissolved substances in it: minerals, chemicals, etc. This is why scientists use only distilled water in experiments (often twice-distilled). Some impurities will boil off (some volatile organic compounds, for instance) but some will remain behind. With each boil, you lose some of the water to steam, leaving a ...


9

When studied from a physiological point of view, commuting is generally divided into two categories: active and non-active. The former involves modes of transportation such as walking and bicycling, where the commuter is actively getting exercise. The latter involves modes of transportation such as cars, buses, and trains, where the commuter is getting ...


8

Like all things too much of anything is bad for you. As a designer working in the tech industry for over a decade, here's a few things I experienced and that might (I hope not) impact you. wrists from over use of keyboard and mouse circulation problems from being seated for too long eye sight posture problems social effects of not going out and socializing ...


8

I think there's a link, but no one can say that this is the cause of myopia According to American Optometric Association : The exact cause of nearsightedness is unknown, but two factors may be primarily responsible for its development: Heredity and Visual Stress Even though the tendency to develop nearsightedness may be inherited, its actual ...


7

First of all, your numbers are good, but they depend on when one was born, and are higher for younger people: The lifetime risk of cancer increased from 38.5% for men born in 1930 to 53.5% for men born in 1960. For women it increased from 36.7 to 47.5%. Results are robust to different models for projections of cancer rates. Trends in the lifetime risk of ...


6

Short answer: there is no best long-term sitting posture. If there is any, take care of posture (I'd risk to say upright is best), and move every certain amount of time in the chair and/or around. I'm for positive responses so let me elaborate a bit more. All cautious considerations, as kenorb properly states, are ok. However, even if some of those ...


6

Studies have linked oversleeping with Cognitive impairment Depression Increased inflammation Increased pain Impaired fertility Higher risk of obesity Higher risk of diabetes Higher risk of heart disease Higher risk of stroke Higher all-cause mortality You can find the detailed article here: http://www.webmd.com/sleep-disorders/guide/physical-side-effects-...


5

It is actually a pretty common myth that crossing your eyes too much or for too long will make them get stuck that way. Crossing your eyes does look very similar to strabismus which is an actual medical disorder where the eyes are crossed and it does need to be treated. Strabismus is not voluntary, compared to what you are talking about, which is voluntary. ...


5

What are the benefits of high testosterone in men? what benefits does high testosterone actually entail? Mental health discussion would be interesting too, if there's any association Suggested Introduction I think it is important to recognize that levels of the testosterone hormone in the male body decrease naturally in men with age. The level ...


5

The Vision Council, which represents the manufacturers and suppliers of the optical industry, suggests the following tips to prevent and lessen digital eye strain: Adjust the brightness of your device. Consider changing your background color from bright white to cool gray. Attach a glare reduction filter to your computer screen. Frequently dust and wipe ...


5

The health of your eyesight when using computer it really depends what kind of screen you're using and many other factors (DNA, diet, etc.), but in general, modern monitors (such as LCD, LED-backlit, white-LED, OLED) does nothing to the health of your eyes, unless you're still using CRT monitor. The bigger issue is rather neck and back if you don't site ...


5

It sounds like you know that some lifestyle modifications have been shown to be beneficial with patients who have mild to moderate GERD and that these interventions are typically preferable to pharmacological intervention. Right on! The definitive information on management of GERD can be found on the website of the American College of Gastroenterology. ...


5

We have all heard the saying that "Laughter is the best medicine" and some people in the medical community have been sceptical of the healing power of laughter, but that's changing. In fact, doctors have begun to support laughter therapy to complement traditional treatments for injuries and diseases like cancer. From research, it does seem like laughter is ...


4

I think the best known environmental risk factor (to date) for myopia is lack of intense/outdoor light exposure. The pathway for this is reasonably well understood, namely: lack of intense light exposure leads to lowered dopamine, which is necessary to prevent eye growth, which in turn leads to myopia. This based on relatively recent evidence, but it is of ...


4

Blood vessels do pop or rupture at times, causing a nosebleed. So what exactly in the sick and stressed cause them to have more nosebleeds? In regards to the sick, medicines that cause you to bleed more easily, including aspirin and anticoagulants such as warfarin and heparin will tend to cause higher rates of nosebleeds. (1) Now with regards to stress, ...


3

Shin splints is dull, burning or throbbing pain (not itch) on the inner (medial) side of the shin in one or both legs. It appears at a certain time after onset of an exercise and typically resolves quickly (within 15 minutes) after stopping exercise. Only in severe cases, it can persist during rest. Shin splints do not appear as a long-term consequence of ...


3

Prepared food is typically good for 3-4 days in the refrigerator food safety guidelines Frozen is is even longer. It would be cooled (not frozen) in a normal refrigerator. Healthy depends on the food. Home prepared food can be healthier than prepared food (especially fast food) that can have a lot of fat and salt.


2

Effective lifestyle modifications would include: Weight loss - excess weight causes pressure on the stomach, overcoming the lower-oesophageal sphincter and pushing acid into the oesophagus Abstinence from Alcohol - alcohol irritates the gastric lining causing pain. Stopping smoking - nicotine activates receptors in the stomach wall, encouraging the ...


2

Your strategy is correct. In my experience there is no other way, really, just keep looking. The signs of a good doctor are: doctor is genuinely interested in your case and he/she is eager to explain you the particularities of your issue; doctor loves his/her work and tracks studies in the field; after the visit you feel much better, even though, no ...


2

A systematic review of the side effects of retainers said nothing about sleep related side effects, so they probably are not a significant problem. There are a few related studies that look at an assortment of othodontic treatments and how they affect sleep. I've included them below. An orthodontist would be able to give a more concrete answer. Also, note ...


2

A few countries have large long-term databases and studies based on this data: The heritability of human longevity: A population-based study of 2872 Danish twin pairs born 1870–1900 The Effect of Genetic Factors for Longevity: A Comparison of Identical and Fraternal Twins in the Swedish Twin Registry There are also lots of review articles on the subject, ...


2

As you can see lemon juice is something that can adversely affect your enamel (1). Acid affects your teeth because it leeches calcium from them (2). When this happens your enamel breaks down making your teeth are more vulnerable to bacteria and plaque which then leads to decay. Pure lemon juice is not something you should be downing constantly throughout the ...


2

Can working to lose weight, as opposed to neglecting this, cause considerable stress? Not necessary, according to the following review. Diet-Induced Weight Loss Has No Effect on Psychological Stress in Overweight and Obese Adults: A Meta-Analysis of Randomized Controlled Trials (Nutrients, 2018) This systematic review and meta-analysis of randomized ...


1

Mayo Clinic recommends 150 minutes of moderate/aerobic exercise weekly - so 30 minutes for 5 days. "As a general goal, aim for at least 30 minutes of physical activity every day." It sounds like you already do a good job at including physical exercise in your daily routine, so that's great! If you can, try to do those activities with a workout buddy too. I ...


1

You should not worry about having a body that functions in a way that is a bit outside of the norm if this doesn't cause problems for you. If our distant ancestors had the intellectual capability to worry about such things, we could never have evolved to become humans. A healthy human being can after all also be considered as a pathological version of ...


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