What is "cardio"?? Does it help u lose weight?

Question

Aparantli it helps you loose weight? is this true? what is it and how much should you do to lose weight?

Answer 1

Cardio exercises comprise of anything that raises your heart beat and are great choices for your heart such as running, jogging, swimming is the king of cardio, and biking.  

Answer 2

cardio is short for CARDIOVASCULAR WORKOUT. basically it is things like jogging, arobics, riding a bike, stuff that gets your heart pumping. and yes its the best thing you can do to loose weight. you should do 20-30 minutes a day, 3-5 times a week