From tension headaches to migraines, here is how to get rid of or manage them and get on with your day. If you think you’re suffering from a caffeine headache, the quickest way is to just have some caffeine, but Sheena Aurora, MD, of the Headache Clinic at Stanford Health Care, recommends you stop yourself at one cup per day. Looking for quick and easy breakfast ideas? Check out Self’s list. These breakfast options, ranging from granola to cereal to granola-cereal are perfect for busy mornings — and each item has no more than 6 grams of sugar per half cup. Next time you run on the treadmill, remember to pay attention. An alarming number of treadmill-related injuries occur each year and some can be prevented by just staying alert. Make sure you're paying attention to the machine and to your feelings. If you are getting lightheaded or need a rest, take a break — and don’t forget to clip the safety key to your clothing. Tone your arms with these four simple moves from Prevention. This guide also offers options to make the workout harder (or easier) depending on your skill level. If you've ever been in the middle of an intense workout and wondered why you do this to yourself, science may have an answer. It seems that our brains don't accurately remember pain we feel during strenuous exercise. Shape reports that a study asked marathon runners to rate their pain on a scale of 1-7 after the race, and the average was a 5.5. After 3-6 months, the runners were asked to rate their memory of the pain again. The average was a 3.2 on the pain scale. Researchers were able to conclude that we don't accurately remember pain caused by intense exercise, which could be why we keep coming back for more.