Hair is a crucial part of our body. Everyone wants great-looking hair. Many of us use different products to make our hair healthy and to promote hair growth. But do you know that sunlight is way more effective than many expensive hair products in promoting hair growth? Not only hair growth but regular exposure to sunlight do many great things with your body.
Sunlight is known as the richest source of vitamin D ever existed on the planet. Vitamin D is essential for the rapid growth of your hair. It also is crucial for regulating the amount of calcium and phosphate in the body. Sunlight has many health benefits, but for this article, we will primarily focus on its benefits associated with hair and how it helps in hair growth.
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Is the sunlight good for your hair?
Sunlight has vitamin D, which helps stimulate new and old hair follicles. It helps your hair in getting plenty of vitamin D naturally. It heals, repairs your hair follicles, and promotes hair growth.
UV rays coming from sunlight too have numerous health benefits. It helps disinfect your scalp from any fungus or bacterial infection, eventually adding to stronger hair from the root.
How does sunlight help your hair grow?
There is no doubt that excess sunlight exposure is harmful to your hair. But getting your hair some sunlight in moderation is very good. It helps your hair follicles in repairing themselves, resulting in much healthier hair. Below are the different ways sunlight help your hair grow:
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Blood circulation
Spending 10-30min in sunlight helps maintain blood circulation in the scalp and your body. Studies show that the nitric oxide stored in the top layer of the skin reacts with sunlight, which causes your blood vessels to widen up, and the oxide to moves into the bloodstream. It helps maintain blood pressure in your body.
The increase in blood circulation ensures that your scalp gets all of the required nutrients required for your hair to grow and make them healthy.
This is why all dermatologists suggest massaging your hair, as it promotes blood circulation in the scalp, resulting in healthy hair.
UV rays coming from the sunlight
We all know that sunlight does have UV radiations in them. Excess exposure of your skin or scalp to UV rays can cause damage to your skin and hair. But a moderate amount of UV rays effectively reduce the symptoms of psoriasis and other scalp conditions.
Sitting in sunlight for some time causes your scalp to absorb UV rays. It increases the rate of cell division and so increases hair growth. UV rays are also a very effective way to kill any bacteria that might be there on your scalp.
UV radiations have been used for over a decade in treating various diseases. Even UV rays are now being used as a disinfectant and in water purification. Sunlight too releases UV rays, which is beneficial due to their antibacterial effect.
Vitamin D
Sunlight is the main source of vitamin D. When sunlight touches your skin, our body produces vitamin D. Sitting in the sunlight for a few minutes can fulfil your body’s daily vitamin D requirement.
Vitamin D is extremely beneficial for your hair. It is a crucial vitamin for the body which stimulates cell growth and creates new hair follicles.
Vitamin D deficiency has been linked with alopecia and baldness. When your body does not get enough vitamin D, new hair growth can be stunted. Not spending time outside, using sunscreen, or any other type of sun barrier can be a reason for low vitamin D levels.
Taking a sunbath of 10-30min daily is enough for supplying your daily vitamin D requirements. It will help your hair grow faster and much healthier than before.
Vitamin D from sunlight helps reduce stress
Stress is a major cause of hair fall and many other hair problems. It is also linked with thinning of hair. Studies show that vitamin D is linked with reduced levels of stress and depression. Giving yourself a sunbath for a few minutes can help reduce stress levels by increasing vitamin D in your body. This will prevent hair loss and promote hair growth.
Sunlight heals skin disorders
According to WHO, sun exposure is beneficial in treating several skin conditions like psoriasis and eczema. Vitamin D from sunlight is critical for your immunity. Regular exposure to sunlight makes your immunity stronger. It prevents premature ageing of hair and strengthens hair follicles.
Can the sun damage your hair?
Prolonged exposure of your hair to the sun is harmful. The UVA and UVB rays from the sun can damage the outside layer of your hair. This may also cause discolouration of your hair or leads to premature whitening of hair. UV rays can also damage your scalp causing hair fall or broken hair.
If you want to go outside for longer than 30 minutes, make sure to cover your hair with a scarf or a cap. You can also use hair products containing SPF. This will prevent hair damage from the sun.
Conclusion
Sunlight is a great way to help your hair grow. Sunlight is a rich source of vitamin D, known for its properties of stimulating hair follicles. UV rays from the sun are also very effective in treating several scalp conditions and thus promote healthy hair.
However, too much exposure to sunlight can cause serious damage to your hair. Your body needs sunlight, but it should be in moderate amounts. You should not expose your hair to the sun for more than 30 min a day.