Does the body consume less calories when cutting for too long?

[Newday*V3]

Is it true that it just lowers its calorie consumption in order to adapt to the calorie restriction?

 

[BecomingHuman]

Yes, but mostly because lower calories means proclivity to more sedentary life

 

[thenewhebbe]

50 kg person use less energy then 80 kg person. Most energy is used when you aren't training