why does ur energy levels go down after not exercising for 1 week?

Im almost 15 and im 5 foot 4 and I weigh 77 kilos and im going back to school in exactly 1 week so help please

Hello. Since I cant lose 10-15lbs in 1 week.. Then how about 8lbs? But without exercisng.

Will I gain weight from one week of not exercising and eating fatty foods?

I am a young girl and I want to make my belly flat I am not overwieght but I have a little flab that hangs out and I really w...

Every time I say i'm gonna exercise i don't because i just don't have the energy. I always feel worn down. I want to lose wei...

I know it sounds ridiculous not exercising but I seriously have NO time. I always have so much homework and I go to bed every...

I'm not fat or anything just quite skinny though I want to get extra muscle and maybe a six pack, I can never get into a prop...

is there a certain exercise move to make ur thighs smaller?

3 days a week I walk to college with my friends which takes about an hour. I've been doing this for a few months now. On a Su...

Ok so I rolled my foot in volleyball and its spanged. And I exersise every or every other day and I dont want to go a week or...