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kidshealth library

health & safety topics

Your child's health and safety is our top priority. Please search our resource library for information on health, nutrition, fitness, injury prevention and other important topics.

Bones & Muscles

Multiple Epiphyseal Dysplasia

Multiple epiphyseal dysplasia is a type of skeletal dysplasia. It affects the ends of the long bones, leading to short stature, joint pain and stiffness, and other bone problems.

Muscle Cramps

Muscle cramps are pains that happen when muscles suddenly tighten for a few seconds or minutes. They’re common and usually aren’t serious.

Muscular Dystrophy

Muscular dystrophy is a disorder that weakens a person's muscles over time. People who have the disease can gradually lose the ability to do everyday tasks.

Myasthenia Gravis

Myasthenia gravis (or myasthenia) happens when voluntary muscles get weaker. Treatments can help symptoms.

Myelomeningocele

Myelomeningocele is a type of spina bifida in which a baby is born with a gap in the bones of the spine.

Nursemaid's Elbow

Young kids are at risk for a common injury known as nursemaid's elbow, which is easy for a doctor to fix. To help prevent it, never swing or lift a child by the lower arm, hands, or wrists.

Osgood-Schlatter Disease

Osgood-Schlatter disease (OSD) is one of the most common causes of knee pain in adolescents. It's really not a disease, but an overuse injury.

Osteochondritis Dissecans

Osteochondritis dissecans is when a piece of bone and the attached cartilage break down and become loose. If it heals completely, kids who have it usually don't have any long-lasting problems.

Osteogenesis Imperfecta (Brittle Bone Disease)

Osteogenesis imperfecta (or brittle bone disease) prevents the body from building strong bones. People with OI have bones that might break easily.

Osteomyelitis

Osteomyelitis is a bone infection that can happen when germs enter an open wound. The easiest way to prevent it is to keep skin clean.