Ration the appetite like it matters, because it does
No comfort measure for a senior Labrador outranks the food bowl. This breed carries a famously bottomless appetite into an old age where metabolism has slowed and joints have worn, and the arithmetic is brutal: every extra pound is carried by elbows and hips that are already the breed's weak points. Measure every meal, weigh him monthly, and run treats as a budget drawn from the ration — puzzle feeders and slow bowls stretch a fixed amount of food into the long, satisfying event a Lab believes dinner should be.
Close the side doors, too: the toddler's dropped toast, the cat's leftovers, the counter-surfed loaf. A stiff senior Lab who can still pull off a kitchen raid is endearing and also two weeks of careful rationing undone, so management — gates, closed bins, food put away — is part of his comfort care, not a failure of training.
Joints, landings, and the swimming question
Replace impact with mileage. The leap into the car, the flying dismount from the tailgate, the full-speed stair descent: each lands through ageing elbows and hips. A ramp he is trained to actually use, a steadying harness for steps, and traction runners on hard floors remove the daily damage while keeping every destination in his life reachable.
Swimming deserves its own judgement call. Water supports his weight beautifully and most Labs would vote for it daily, but the entry and exit decide whether a swim helps or harms: a gently shelving shore where he can wade in and walk out is ideal, while scrambling up a slippery bank loads exactly the joints you are protecting. Rinse and dry him afterwards, watch for over-eager first swims after a break, and take any new coughing, exhaustion, or reluctance in the water as information, not betrayal.
Do not trust the tail
The cruellest part of Lab comfort care is that the dog lies to you, cheerfully, with his whole rear end. Tail wagging measures mood, not soreness, so learn his mechanical tells instead: the pause before rising, the rabbit-hop on the third stair, the shortened stride at a walk's end, the evening spent shifting position on his bed. Note them with dates, because a vet shown a three-week stiffness trend can act where a vet told 'he seems fine, mostly' cannot.
Hands-on time fills the gaps the tail leaves. During the post-walk rub-down he thinks is pure luxury, feel for muscle loss over the hips, heat or swelling at elbows, and new lumps under that dense, water-shedding coat, and record what you find in his care notes.
A day built like a Lab would choose
Keep the skeleton of his best life: a morning walk with serious sniffing, a midday garden break, a short evening outing, food delivered partly as games, and retrieving rationed to a few soft, low throws on grass. Build the jobs — feeds, weigh-ins, walks, rub-down checks — into a shared household roster with names attached, so his care survives busy weeks and holidays. Running that roster in KinsLe's Care Teams, where each task is assigned to a person and stamped when finished, keeps your Lab's comfort a system rather than a hope.