I think the first and important one would be to be an example yourself in your relationship and I think equal power relations also talking to them about it also does promote equal power relations
Yogurt
yogurt contains mostly carbs.
Social anxiety disorder is interesting, I have it, its a common one in teens.
A link between the skeletal system and the muscular system are tendons, which connect bones to muscles.
A link between the skeletal system and the nervous system is how the vertebrae are linked to the nerves in the spinal cord.
A link between the muscular system and the nervous system is how muscles respond when nerves signal them to after responding to the stimulus and traveling to the brain and back.