When you fell into bed after an intense training session yesterday, everything was fine, but today every movement of your legs hurts and you can barely walk? You’re probably affected by muscle soreness, which is a common side effect of unusual or excessive exercise that even professional athletes aren’t exempt from. Read below how muscle soreness develops and what you can do to prevent it.
How does muscle soreness develop?
Delayed muscle pain can occur after unusual physical stress (e.g. when getting back into working out after a break from training) or excessive strain. In the past, scientists believed that the pain originated from the overproduction of lactic acid, however, today scientists know that the muscle fibrils (parts of the muscle fibres) are affected by small tears due to the unfamiliar strain. Water can enter into the tears, leading to the painful expansion of the muscle fibres. The pain, which can linger for some days,