will give a free brainlestcan you lose weight with just doing crunches and planks

Megan is 16 years old and overweight. she loves junk food and chocolate. a 10 minute walk to school is her only exercise every day. which is the best method to megan lose weight

Joni is evaluating her relationship with a peer. which characteristic indicates that she has a healthy relationship with that peer? she knows that her peer has a tendency to lie. she has concerns about how her peer dresses. she tends to break curfew when she is with her peer. she is able to calmly discuss issues with her peer.

Is the principle whereby improvement occurs when increased demands are made upon the body