![]() Increases in oxytocin, a neurotransmitter that heightens feelings of trust and emotion, and a decreases in cortisol, a brain chemical linked to stress, have been tied to our in-person interactions with animals there's a chance similar effects could be at play with our reactions to cute-animal videos, but research is needed to investigate exactly what's going on. after than before." One important caveat: The study didn't measure whether the videos actually had those effects, only whether the participants felt that they did. But do remember to give your eyes a break. The cat video fans said they felt "significantly lower levels of depletion. As dim lighting aggravates fatigue, brightening the light intensity at your work space will help you stay awake. In a study published in June 2015, which surveyed 7,000 cat video enthusiasts, respondents said that watching internet cat videos raised their energy levels, heightened their feel-good emotions, and minimized their negative feelings, as reported by LiveScience. (Videos of other cute animals could also do the trick, a 2012 study found.) Those are what regulate sleep and wakefulness, setting a normal schedule for our bodies and minds.Ĭats may be unusually lazy, but some people find that their furry antics provide not only a way to boost mood, but to combat sleepiness as well. In a 2014 study, those exposed to special formulations of blue light reported feeling less tired and had quicker reaction times and fewer lapses of attention during memory tests.īright light also activates the hypothalamus, a part of the brain that controls our circadian rhythms. When caffeine blocks this process, you remain alert and vigilant. ![]() The more it builds up, the sleepier you become. Normally, adenosine builds up in the brain the longer you are awake. Adenosine is a sleep-promoting chemical that is produced in the brain during our waking hours. That's why a dose of sunshine is ideal, while the less-bright lights of indoors aren't quite enough to keep you from dozing off at your desk. Caffeine affects the brain by blocking adenosine receptors. Studies indicate that exposure to blue light during the day - a type of visible light that comes from natural sources like the sun and artificial sources like TVs, laptops, smart phones, and LED lighting - immediately improves alertness and performance.īut to keep us perky during the day, we need more than a softly glowing screen (which may be plenty to keep us wired when we're trying to sleep at night). If you're dragging at work, a quick step into sunshine may be all you need to recharge. ![]() Account icon An icon in the shape of a person's head and shoulders.
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