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Why do we wake up feeling cold?

7 Oct 2022

A few different bodily processes in humans follow a stable, roughly 24-hour cycle. For example, the cortisol and melatonin levels in our blood. Physical parameters like your blood pressure and...

Can a blood test determine if you’re a morning or night person?

22 May 2020

The 24-hour internal clock in your brain is known as your circadian rhythm and its personal manifestation is your chronotype—which varies greatly on an individual basis....

Sleepy Science: Is There a Best Position to Sleep In?

27 Feb 2019

One thing is very clear. If you are a baby, you should be sleeping on your back. Infants who sleep on their back, as opposed to their stomachs, have a reduced risk of sudden infant death syndrome ...

When Is the Best Time to Drink Water?

20 Feb 2019

 A friend forwarded me an interesting facebook post that claimed that the best time to drink water was just before going to bed. Upon careful reflection, it seems to me that this would be the worst...

How can melatonin, a hormone, be sold without a prescription?

19 Apr 2018

Melatonin is indeed a hormone that is produced by the pineal gland in the brain, mostly during the night with its secretion being impaired by exposure to bright light. It has appropriately been...

Chamomile Tea, Will You Help Me Sleep Tonight?

8 Mar 2018

We’ve all heard it: chamomile tea is what you drink if you have difficulty falling asleep. This bit of folkloric wisdom has been repeated so many times, it must be true, right?

What are Hypnic Jerks

17 Sep 2017

If you ever twitch while falling asleep, you’re not alone. In fact 70% of the population experience this phenomenon, called a hypnic or hypnagogic jerk. 

Why Do We Yawn When We Exercise?

17 Aug 2017

Am I the only one who tries to ‘swallow my head’ as my Nana used to say while exercising? For a while, I thought so! But a Google search told me I'm not alone. Many people suffer from constant...


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