As for why cortisol varies throughout the day: "Cortisol is very important in helping a person transition from sleep to wakefulness," Zalzala explained. "This triggers a 'morning cortisol surge' -- a ...

If you got a little tired of the heat and high humidity too, the great news is our humidity will be taking a dive through ...

Not everyone will get this round, but heavy rain and lightning will be in spots. The more widespread round will be from 2 am through 9 am. There is a low chance with either round for severe wind gusts ...

Fire crews are on the scene of a reported grass fire on East Levee Road near Rio Linda Wednesday afternoon. The fire was ...

Scattered storms are expected to impact the Kansas City metro through Thursday, with the possibility of pop-up storms developing Wednesday evening.

Deputies have captured a man, who was wanted on multiple theft charges in Stephens County, Georgia. Around 4:30 p.m. Wednesday, the Stephens County Sheriff's Office found and arrested 29-year-old ...

RENO, Nev. (KOLO) - Multiple people reported to KOLO this morning that they received a text scam pretending to be the ...

The Emmy Award-winning "CBS News Sunday Morning" is broadcast on CBS Sundays beginning at 9:00 a.m. ET.  "Sunday Morning" ...

Alison Hammond has taken over This Morning's Friday episodes (alongside Dermot O'Leary), so of course, we've had a look at all of Alison Hammond's This Morning outfits and where you can get high ...

Latest on the GOP megabill now before the House, forecasters say tax cut and spending bill would add trillions to U.S. debt, Sean Combs found guilty on 2 counts but acquitted on most serious charges.

As a morning person, I will say that there are just some mornings that have me wishing I had no responsibility. Some mornings legitimately feel like the world is out to get me, purely because I opened ...

By Morgan Rimmer, Tami Luhby and Sarah Ferris(CNN) — A marathon voting session on President Donald Trump’s sweeping domestic policy bill is underway in the Senate and has stretched ...