What should you know about diagnosing sarcopenia?

Sarcopenia is a loss of muscle strength and muscle function that may occur with ageing, illness, reduced activity or poor nutrition. A clinician may ask about difficulty rising from a chair, climbing stairs, carrying objects, walking or recovering from a fall. Grip strength, repeated chair stands and walking tasks give practical information about function. Body-composition imaging or another muscle measurement may add information about muscle quantity. Muscle cramps can have many causes, so they do not establish sarcopenia on their own.

Write down changes in walking, balance, lifting and daily tasks, including when they began. Mention recent illness, weight change, reduced appetite, falls and medicines. A physiotherapist may assess movement and recommend exercise therapy or strength training rehabilitation tailored to your ability. If balance or walking is unsafe, a falls prevention programme can address hazards, transfers and safer movement while the assessment continues.

Seek prompt medical advice for new or rapidly worsening muscle weakness, repeated falls, inability to stand or walk, or weakness after an acute illness. Sudden weakness on one side, facial drooping, speech trouble or severe breathing difficulty is an emergency and needs immediate help.

Ask which strength and walking checks will be used, whether muscle measurement is needed, and whether nutrition or another illness may be contributing. Discuss safe exercise therapy, strength training rehabilitation and falls prevention options for your current function.