A new study reveals how mood shifts throughout the day, with many people feeling their lowest at night. Learn why this ...

Excess cortisol increases your heart rate, makes you more alert by increasing norepinephrine (a neurotransmitter that can also make you feel anxious) and increases your blood sugar, Scott explains. " ...

But it doesn’t stop there. Elevated cortisol can also throw off the balance of other key neurotransmitters like dopamine and serotonin, further impairing cognitive function and leaving you ...

Chronic stress is epidemic, and it is killing us. We know that and strive to become healthier. For some people that can be ...

Cortisol, known as the “stress hormone,” plays a significant part in regulating various bodily functions. It’s produced by the adrenal glands in response to stress and is critical in helping ...

Despite severe trauma in captivity, returning hostages may appear healthy due to hormonal surges that temporarily boost mood ...

Love happens in the brain, where hormonal releases and brain chemicals like dopamine, serotonin and oxytocin are released.

We have known about cortisol since it was discovered in the mid-20th century. However, in the last year or so, this naturally occurring hormone has entered the limelight of social media.