Scientists do not yet understand exactly what causes muscle soreness, but it likely results from the combination of stretched or torn muscle fibers, swelling and lactic acid accumulation. While lactic acid does play a part in the muscle pain and soreness that follows exercise, it is not the sole cause as was thought for decades. Soreness is not correlated with the degree of exercise performed or with gains in strength.Know More
Lactic acid is a byproduct of lactic acid fermentation, and muscles use the process to power muscles when the animal cannot supply enough oxygen to the muscles. Lactic acid fermentation is an anaerobic process, and although it is not as efficient as oxidative metabolism, it can keep muscles functioning long after an organism suffers an oxygen debt.
Whenever muscles work hard, they incur very small tears. This is normal, and part of the body's growth strategy. When muscles tear, the body builds them back stronger than they originally were. This is how resistance training causes muscles to grow.
After exercise, many people experience swelling in the muscles that they used. Tests in the 1980s linked swelling with soreness, but only a few forms of exercise were tested in the study.Learn more about Fitness & Exercise
According to Women's Health, many individuals know how to push when it comes to developing their muscles but not their flexibility. Engaging in regular yoga practice can address this shortcoming, by helping to lengthen tight muscles. When performing the exercises it is important to do them with patience and to maintain steady, long, deep breaths in the process.Full Answer >
Getting a flatter stomach usually requires a combination of a healthy diet, cardio and stomach-strengthening exercises. Some of the best exercises for flattening the belly are crunches, standing side crunches, knee ups, chest flies and lunges.Full Answer >
To perform a reverse biceps curl, grasp a barbell or a pair of dumbbells using an overhand grip with your palms facing toward your body, and slowly curl the weight up to your shoulders using the muscles in your forearms and biceps. Hold at peak contraction for a moment, and then lower the weight in a controlled manner back to the starting position. Perform one to three sets of eight to 16 repetitions.Full Answer >
According to TutZone, teenage girls can lose belly fat through a combination of specialized diet and exercise. They should not attempt drastically fast weight loss because doing so may lead to other health issues.Full Answer >