If you've been feeling a bit a sluggish or burnt out, it could be that you don't just need a holiday. You might be low in vitamin D.

Plus, text messages are being sent out from politicians about the upcoming Voice to Parliament referendum, but how did they get your number?

And a new podcast is linking up young people and mentors to tackle something we all go through: loneliness.

Guests:

• Andrew Hughes, political marketing expert, ANU
• Jemma Sbeg, host of the We Are Lonely podcast 
• Dr Joanna McMillan, Nutrition Scientist