[Sun] Ordinary indoor lighting cannot replace sunlight. In Northern Europe, due to the serious lack of light in winter and the high incidence of seasonal depression, some public places have specially installed strong lights to help everyone "supplement light." So staying indoors

[Sun] Ordinary indoor lighting cannot replace sunlight. In Northern Europe, due to the serious lack of light in winter, seasonal depression is high. Some public places have specially installed strong lights to help everyone "supplement light."

So if you stay indoors in a room that lacks sunlight, can turning on ceiling lights, wall lights, and spotlights replace the sun? Unfortunately it's difficult.

First of all, the difference in brightness is too big. The outdoor illumination on a sunny day is 100000 lux, while on a cloudy day it is 1000~10000 lux. The light distribution of home lighting is only 100 to 500 lux, which is not strong enough to be effective.

[Sun] Although the sun is good, you should also bask in the sun scientifically. The stronger ultraviolet rays in the sun may cause skin tanning and sunburn, and can also cause damage to the eyes.

When outdoors with high UV intensity, remember to apply sunscreen, choose glasses with UV protection, use the shade to protect your eyes, and avoid looking directly at the sun - even so, it is enough to allow the sun to regulate rhythm and improve mood. role.

[Sun] Even if it’s cloudy, going for a walk can help. Even if it’s cloudy, the light intensity outdoors is generally higher than indoors, so it’s good to go for a walk outdoors.

Let’s go and bask in the sun!