There's so much anti-aging hoopla in the air, it's hard to know what's fact and what's fiction: Is caffeine good for your skin or bad for it? Can having more sex actually help fight aging? How much of your Vitamin D should come from sunshine? Do anti-aging products really work?

Take this true/false quiz to see how sharp your anti-aging knowledge is and let the experts bust the myths. Here are the first few questions:

1. Vitamin C can boost collagen production in skin.

True

False

Click here to answer

2. Having sex helps fight aging.

True

False

Click here to answer

3. There's not much you can do for aging skin that has a creepy appearance.

True

False

Click here to answer

4. Caffeine is a great anti-aging tool.

True

False

Click here to answer

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