Sunlight is a portion of the electromagnetic radiation given off by the sun , in particular infrared, visible and ultraviolet light on Earth, sunlight is scattered and filtered through earth’s atmosphere and is obvious as daylight. When the sun is above horizon when direct solar radiation is not blocked by clouds, it is experienced as sunsh8ine, a combination of bright light and radiant heat (atmosphere).

The UV radiation in sunlight has both positive and negative health effects, as it is both a requisite for vitamin D3 synthesis and a mutagen.

It takes about  8.3 minutes to reach the earth from the surface of the sun.

sunlight is a key factor in photosynthesis. The process used by plants and other autotrophic organism to convert light energy,

6 health benefits of sunlight

Scientifically, sunshine has a lot of benefits for our bodies, Here are seven great reasons to get outside and soak in the sun.

reduce stress

melatonin also lowers stress activity and being outside will help your body naturally regulate melatonin which can help reduce stress level additionally because your often doing something active when you are outside ( walking, playing etc.) that other exercise also helps to lower stress.

helps keep the weight off

getting outside of 30 minutes sometime between 8am and non has been linked to weight loss. there. of course, could be a other factors to this but it seems their is a connection between sunlight in the early morning and weight loss.

Improve your sleep

Your body creates a hormone called Melatonin that is critical to helping you sleep. Because your body starts producing it when it is dark , you usually starts to feel sleepy two hours after the sun sets, which is one of the reasons our body naturally stay up alter in the summer.

Research indicates that an hour of natural light in the morning will help you sleep better. So, the more day light exposure you can get , the better your body will produce melatonin when its time to go to the sleep.

strengthens your immune system

vitamin D is also critical for your immune system, can help you strengthen it. A healthy immune system can helps to reduce risk of illness, infection and some type of cancer and morbility after surgery.

fight off depression 

its not just in your head ; there’s a scientific reason being in the sunshine improves your mood. sunshine boosts your body’s level of serotin, which is a chemical that improved your mood and helps you stay calm, and focused increased exposure to natural light may help ease the symptoms of seasonal affective disorder.

Maintains strong bones

One of the best way to get vitamin D is by being outside. Our body produce vitamin D when exposed to sunlight about 15 minutes in the sun a day is adequate of you’re fair skinned. and since vitamin D helps your body maintain calcium and prevents brittle  thin or misshapen bones, soaking in sun may be jus what the doctor ordered.

Side effects of sunlight exposure

Sun exposure is one of those areas in which ” too much of a good thing can be dangerous.” Here are few things to be cautiously aware of as you prepare your family for a healthy and safe summer.

 Short term skin damage

You can receive a sunburn in less than 15 minutes, although it may not show for another two to six hours. This form of radiation burn comes an overexposure reddening is often accompanied by pain and blistering, and if severe enough, second degree burns.

 Long term skin damage

Even if you don’t burn often, extended exposure to UV rays over a lifetime accelerates the aging your skin. You may start to see more wrinkles, dryness, sagging and a dull, leathery look. Pigment changes known as “age spots” appear, and your skin bruises more easily. Changes in the skin cells caused by prolonged exposure may lead to skin cancer, the most common of all cancers.

Ultraviolet radiation increases the risk of three types of skin cancer: melanoma, basal-cell carcinoma, and squamous-cell carcinoma.

Dehydration

Dehydration occurs when more water is moving out of our cells and bodies than the amount we take in through drinking. Our body’s fluid levels become unbalanced, and severe dehydration can lead to death. If you notice your urine is dark yellow, it’s a good sign that you may be dehydrated.

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Conclusion

As we studies above, sunlight provides many benefits to health and it becomes dangerous when it is too much or over limit . Sunlight is a rich source which provide vitamin D in huge quantity but excessive exposure can cause skin tanning, skin cancer , short or long term skin damage , heart strokes etc. So, always sits in sunlight of morning and in between 1 to 2 hours of morning sunlight.

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