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.
Eating plenty of protein can reduce muscle loss, which should help keep your metabolic rate higher as you lose body fat (32, 33, 34, 35, 36). Strength training is another major factor that can reduce muscle loss and metabolic slowdown when losing weight (37, 38, 39).