lacking the power to perform physically demanding tasks; having little physical strength or energy.

keep safe

an infection or disease

make a sudden involuntary expulsion of air from the nose

the science or practice of the diagnosis, treatment, and prevention of disease

a disorder of structure or function in a human, animal, or plant, especially one that has a known cause and a distinctive group of symptoms, signs, or anatomical changes.

a medical procedure that involves injecting a liquid substance into a patient's body using a needle and syringe.

the strength and vitality required for sustained physical or mental activity.

expel air from the lungs with a sudden sharp sound.