United Kingdom, May 5 -- Meghan Trainor is feeling "overworked and stressed" as a mother of two.

The 31-year-old pop star - who is married to 'Spy Kids' actor Daryl Sabara and has Riley, four, and 22-month-old Barry with him - had to seek medical attention over a bout of recent illness and is set to undergo a multitude of tests but put it all down to the strain that comes with being a working parent.

Speaking on her 'Workin' On It' podcast, she said: "I saw two doctors today, I saw a doctor for health and wellness and stress so we're gonna start working together.

"I'm gonna do all those tests again - test my poop, test my breath, test my blood to see my how my hormones are doing.

"And then she's gonna help me with stress in general. S...