He asks you to repeat yourself. He turns the TV up. He misses things from another room. This is the Volume Creep pattern. Hearing loss comes on slowly. He does not always know how much he is missing. You can make conversations easier without drawing attention to it.
Practical Techniques
Set Up the Room
Turn off the TV before you speak. Face him directly. Get close enough that he can see your face clearly. Good lighting helps him read your lips, even if he does not know he is doing it. A quiet room matters more than a loud voice.
Change How You Speak
Speak at a steady pace. Slow down for important words. Do not shout. Shouting distorts sound and makes words harder to hear. Lower your pitch slightly. High frequencies go first with age-related hearing loss. Get his attention before you start: “Dad, I wanted to ask you about Sunday.”
Back Up the Important Things
For key dates or details, follow up in writing. A text or a note works. When he misses something, rephrase rather than repeat. Say: “What I mean is: dinner is at six, not seven.” Changing the words works better than saying the same words louder.
Why This Works
Hearing loss means the brain works harder to understand speech. A quiet room, a clear voice, and a written backup reduce that load. He follows the conversation. You stop repeating yourself.
A Note on Hearing Aids
Hearing aids help. They do not restore full hearing. Keep these adjustments even if he wears one. If his hearing is getting worse, a hearing test is worth raising. Frame it as useful, not as a problem.