Everyone says that the ‘optimum’ body temperature is 37 degrees Celsius (98.6 degrees Fahrenheit). But if the temperature of your surroundings is 37 degrees Celsius, most people will start to feel warm or even hot. Why does that...

Your body is really good at keeping its temperature at around 37° C, but have you ever wondered why? Hosted by: Michael Aranda ---------- Support SciShow by becoming a patron on Patreon='https://www.patreon.com/scishow' target='_blank'...

The video explains the importance of maintaining a stable body temperature for enzyme reactions and how the hypothalamus in the brain is responsible for thermoregulation. It covers the different factors that affect body temperature,...

The new breed of high-tech self-monitors (measuring heartrate, sleep, steps per day) might seem targeted at competitive athletes. But Talithia Williams, a statistician, makes a compelling case that all of us should be measuring and...

This video explores the process of sweating and why it occurs. It explains how the body's temperature regulation system works, how sweat is produced, and why it can sometimes have an unpleasant odor. Additionally, it emphasizes the...

This program covers the important topic of the Normal Probability Density in Probability and Statistics. We begin by discussing what the Normal Density is and why it is important. Next, we solve several problems that involve the Normal...

A new study published in Nature Climate Change estimates that more than 600 fish species will shrink in size by up to 24% by 2050 because of global warming. Warmer ocean waters could lead to decreased oxygen levels which may...

Hypothermia: it’s something you see all too often in movies starring Leonardo DiCaprio. But what is it, exactly? And how does it really happen? Our body is always trying to maintain a balmy temperature of around 98.6℉ or 37°C....

In this video, we explore the EEG patterns, critical events, and physiological changes as a person progresses through NREM sleep (stages 1-4) and REM sleep.

Most babies are conceived by a sperm fertilising an egg, and the foetus growing inside the mother’s uterus. But sometimes this is not possible; one or both parents might have fertility problems For lots of different reasons, some parents...

Hank brings you the SciShow news of the week. Recent record high temperatures and other extreme weather events around the world are climate change in action; a new fossil of an ancient human ancestor; some disturbing discoveries about...

The body can get a whole lot colder - but not a whole lot hotter - before we die. Why is that?<br/>

So what is homeostasis is a term first defined by Claude Bernard in 1865 it means maintaining a constant internal environment this is a bit like car brain works senses all around the body imaging various things and sending the...

We examine the effects of different temperatures and chemicals on the heart rate of Daphnia. A microscope is used to let us see the Daphnia\u2019s heart and establish the heart rate under normal conditions. The heart...

Mood rings are rings that have a stone or band that changes color in response to variations in temperature. They are also composed of liquid crystals, which undergo a change in color in response to changes in the temperature of the body...

To protect your vision, the human eye gets something called immune privilege. It is basically a license that the body’s immune system gives to some organs, like the eyes and the brain. Immune privilege limits the response of the immune...

To protect your vision, the human eye gets something called immune privilege. It is basically a license that the bodys immune system gives to some organs, like the eyes and the brain. Immune privilege limits the response of the immune...

Enzymes have optimal conditions under which they operate. Temperature, pH, enzyme concentration and substrate concentration are some conditions that affect the rate of reaction. As enzymes are proteins, they have an optimum temperature...

How does your body regulate your internal conditions? How does it detect changes and respond to them? What is an automatic control system and how does it use negative feedback? <br/>
Find out all this and more in less than 5 minutes!

Get Surfshark VPN at href='https://surfshark.deals/minuteearth' target='_blank' rel='nofollow'>at and enter code MINUTEEARTH for 83% off and 3 extra months free! The body can get a whole lot colder - but not a whole lot hotter -...

Have you ever wondered why you feel better after a good, hearty sob? Well, it turns out the reasons are kind of a mystery, and they range from social support to brain temperature.

Short 20 – 30 minute naps can give you a boost in mental energy and cognitive abilities as long as they are in the early afternoon and not too close to bedtime. These are what we call power naps.
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IVF | Health | Biology | FuseSchool Most babies are conceived by a sperm fertilising an egg, and the foetus growing inside the mother’s uterus. But sometimes this is not possible; one or both parents might have fertility problems For...

As you ‘floor’ the pedal, there is a sudden spurt of adrenaline in your body, which in turn has many effects: your blood pressure rises instantly, your heartbeat races, your body temperature rises, and you can feel a slight tingling in...