What is the circadian rhythm?

How does night vision work? · Cone cells provide color vision, enabling us to see during the day, and in bright light. · Rod cells provide black and white vision, ... Apr 2, 2013 ... At night it is low. A sleep study showed I did not have sleep apnea but my oxygen was around 76 at times. A previous sleep study showed my ... Apr 15, 2013 ... You're browsing the GameFAQs Message Boards as a guest. Sign Up for free (or Log In if you already have an account) to be able to post messages. Jan 21, 2024 ... Question: Determining what causes the seasons is not as straightforward as determining what causes day and night. We can begin by suggesting ... Jan 27, 2016 ... 1 Answer ... Rotation of Earth causes day and night. Explanation: Seasons are due to Earth's axial tilt.The sun light strikes at different angles ... Jul 1, 2023 ... Other common causes of urination at night include: Infection of the ... If so, how much do you consume each day and when during the day? Mar 7, 2024 ... ... day and drops below freezing at night. This temperature fluctuation is vital to the flow of sap. Here's how it works: During the periods ... ... night but, instead, have several short naps across the day and night. ... What causes circadian rhythm sleep disorders? There are three main causes of ... Apr 6, 2022 ... Chronic restlessness can have a major impact on your quality of life, causing daytime sleepiness, irritability, weight gain, and even lower your immunity. Jul 17, 2023 ... ... cause of excessive sleepiness. Working at night and sleeping during the day is another. Other causes include drug, alcohol, or cigarette use ...