What Would Happen if There was No Sunlight?

How would you Survive without Sun? What are the Benefits of Sunlight? How does your Body get affected due to Lack of Sunlight?
What Would Happen if There was No Sunlight

The radiation of the Sun, some good, some bad, affects in different ways. But what would happen if there was no sunlight? Can you really imagine a life without the Sun? All of you are well aware of the uses of sunlight in our daily lives and also what too much sun can do to us. In the worst-case scenario, they might become the reason for skin cancer. You are told not to look up at the Sun directly as too much light can be dangerous for your eyes. Today, let’s find out the contrary viz what would happen if there was no sunlight.

Can you imagine Life without Sun?

Proper exposure of your body to sunlight can do you much good including supplying the vitamin D requirements. It also stimulates the brain to produce serotonin which helps the brain cells to be active during the morning hours. This is the primary reason why the brain works most efficiently early morning. Without Sun, the whole ecosystem will collapse because it is the ultimate source of energy and Power. So, survival without Sun is impossible as the benefits of the Sun are immense for the whole planet. To know more, read its uses in the next segment. (Read Why Japan is called the Land of the Rising Sun!)

What are the Uses of Sunlight in our Daily Lives?

The sunrays have their own importance in the life of all living organisms. Now, this might wonder you what would happen if there was no sunlight. To know the answer, continue to read about its uses. 

1. Boosts Sleeping Habits 

Sunlight specifically helps in the production of two prime hormones namely serotonin and melatonin. These hormones combine to maintain a proper sleep cycle. Even too much exposure to the sun might result in total cut-off from the sleep time making you feel exhausted in the daytime and much more fatigued during the night. (See How staying up late affects your health)

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2. Increases Productivity

Sun is the source of all types of energy and in fact, it is very essential for your mind too. This definitely helps you to become a little bit more productive and work efficiently. Lack of sunlight or no sunlight & the lack of serotonin affects the way you think and the energy you need. Then you might feel tired and lethargic which hampers the focus you need to complete your tasks and meet deadlines. (See How to Get Rid of Bad Breath? 25 Home Remedies to Keep it Away

3. Fights Depression and Mental Illnesses

Sunlight makes your mood better and also fights many mental disorders. There are also recorded changes in the mood of an individual due to the lack of serotonin production. Women, especially, tend to have lower self-esteem, get irritated more quickly, and have a depressed mood. Some harmful diseases that may appear include obsessive-compulsive disorder, panic disorder, and social anxiety disorder. Some people in cold countries even go through winter blues. (See How to Heal Yourself Emotionally?)

4. Improves Bone Strength

The Vitamin D formed due to exposure to sunlight is mostly responsible for the strengthening of bones. In the absence of sunlight, Vitamin D production also reduces to almost nil. This leads to pain & weakening of bones due to lower bone density. In the worst-case scenario, this may lead to fractures, osteopenia, and even osteoporosis. (See How does it feel to break a bone?)

5. Strengthens Immune System

A good sleep cycle and proper amount of Vitamin D are somewhat connected to the efficiency of the immune system. In the absence of sunlight, you might suffer from cold, flu, infection, and autoimmune diseases. There causes body inflammation and even the rate of healing the wounds is slowed down. For most people, this will be their first response to what would happen if there was no sunlight. (Also read 9 Diseases Caused by Obesity)

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6. Reduces Weight Gain

Sunlight also improves your metabolism. It increases the production of nitric oxide which plays an important role in controlling metabolic rate. The lack of exposure to sunlight will make you tired throughout the day and give you a feeling of exhaustion which can adversely affect your metabolism. This, in turn, will push you to consume more in order to compensate for the energy you are lacking. All these reasons jointly result in the gain of weight causing obesity. (See Why Does Zoloft Cause Weight Gain?)

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7. Keeps Blood Pressure in Check

Increased stress levels in your body lead to a rise in blood pressure levels. The UV radiation from the Sun is responsible for lowering blood pressure. So, lack of exposure to sunlight might lead to hypertension. In the long run, you might also fall prey to the risk of heart diseases or worse, strokes. (Also read 14 Disastrous Health Effects of Smoking)

8. Lowers the Risk of Cancer

It also reduces the risk of multiple cancers. Lack of sunlight means insufficient vitamin D production in your body and that might cause skin cancer and other common types like colon, breast, melanoma, etc. (Also read Are Nootropics Safe?)

These were some of the eminent scenarios of what would happen if there was no sunlight. Sunlight is indeed an essential reason for the existence of life on earth. Earth is the only planet that gets the proper amount of sunlight and so life exists here as compared to any other planet in the milky way galaxy. We are indeed quite fortunate! (See 6 Nasal Hair Facts)

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