Is sex good exercise? I've hit a plateau after working out for a year - how can I get past this? Can belly fat cause any major health problems? What is a daily normal sugar intake? YOU asked, they answered. Dr. Oz and Dr. Roizen team up to share weight loss tips and dieting truths - and help you drop the pounds.

Reboot your body in 14 days: Click here to get your own copy and read an excerpt from YOU: On a Diet by Dr. Oz and Dr. Roizen.

Click here to watch Part 1:

• I want to make positive changes in my life. Where do I start?
• Why is it harder to lose weight as we get older?
• I consume a lot of artificial sweeteners. Are they safe?

Click here to watch Part 2:

• How can I tell the difference between physical hunger and emotional hunger?
• Do weight loss products like Hoodia work?
• Why are 10,000 steps a day recommended?
• How do we motivate others to lose weight without offending them?

Click here to watch Part 3:

• Why is it so hard to lose arm fat?
• What are your thoughts on the blood type diet?
• What's the best way to detoxify the body when starting a weight loss program?
• Is it better to eat before or after exercise?

Click here to watch Part 5:

• How bad is it to have dinner at 9 p.m. or 10 p.m. twice a week?
• Do you have any weight loss shake recipes?
• I exercise but belly fat keeps coming on. What can I do?
• Is yo-yo dieting more dangerous than being overweight?

Click here to watch Part 6:

• I have osteoporosis. What are some safe exercises I can do?
• I have a sweet tooth. What can I do when I crave chocolate?

Click here to watch Part 7:

• How does cortisol affect belly fat?
• What are the benefits of fiber for dieting?

Dr. Oz answers MORE of your questions. Click here to watch exclusive Webchat After Show footage!