A miscarriage can be a common cause of brown to black vaginal bleeding. Not all the women realize that they are pregnant until there is an abnormally heavy bleed particularly consisting of large clots or the color varying from the normal period blood.
Boost Your Metabolism in 15 Minutes 4 Moves to Rev Your Metabolism Kick calorie burning into overdrive with this quick full-body workout Read more: Exercises that Boost Your Metabolism - How to Boost Your Metabolism - Woman's Day.
1 When you exercise for at least 30 minutes a day, you increase your metabolism rate for the following 24 hours. 2  All physical activity adds up to boost metabolism â walking farther when you go shopping, taking the stairs instead of an elevator, doing more work around the house or walking the dog â it all helps.