My friend was diagnosed with keratoconus.

He admitted that it is difficult to execute the plan, saying 'it is easier said than done.'

The tensor tympani is a muscle located in the middle ear that regulates the tension of the eardrum.

I couldn't understand his explanation because it was vague.

Microsoft's new software has been released.

He started his speech using a microphone.

I am learning Simplified Chinese.

I have started learning Traditional Chinese.

He is doing special exercises to strengthen his tensor fasciae latae.

Kan curled his hair with his fingers.