rheumatism

"Muscle consists largely of actin and myosin filaments."

"My grandmother taught me how to bake cookies when I was a child. "

"Is anyone here afraid of suffering hardship?"

"After playing the children left the room in disorder."

"My grandmother's arthritis makes it difficult for her to walk to the grocery store. "

"My stomachache caused me a lot of discomfort during the test. "

"The athlete stretched her tendons carefully before practicing her jumps. "

"Because she didn't use her injured arm for months, the muscles became atrophic. "

"Her joint pain felt rheumatoid, stiff and aching especially in the mornings, even though she hadn't been diagnosed with rheumatism. "

"The student's disability made it challenging to complete the assignments on time. "

"The complicated instructions on the new software difficult me from completing the project on time. "

"The teacher characterized the student as disruptive in class. "