Ageing skin is thinner, drier and slower to repair itself, and the coat above it often follows suit — sparser, sometimes coarser, and quicker to mat where it remains long. It needs a gentler version of ordinary care: softer tools, less frequent bathing, more deliberate looking, and a low threshold for showing the vet anything new, because in a senior dog the skin is often where change announces itself first.
Grooming that doubles as inspection
Brush little and often, using a soft brush or a gentle grooming mitt, working slowly in the direction the coat lies and never dragging through a mat — tease mats apart with fingers, or clip them out carefully if they resist, since thin senior skin tears where younger skin would only flinch. Short, frequent sessions suit an older dog better than a weekly marathon: stiff joints tire, and a dog who can stand comfortably for five calm minutes gives you a better inspection than a long session. Make the brushing a systematic feel as well as a tidy-up, running your hands over the whole body in the same order each time — neck, shoulders, ribs, belly, hips, legs, tail — feeling for new lumps under the coat, sore or flaky patches, scabs, flea dirt, ticks, and places the dog flinches or guards. Note anything you find with its size, position and the date you found it; a pea-sized lump that stays a pea is a different conversation from one that doubles between check-ups.
Bathing an older dog, sparingly and safely
Bathe only when the dog actually needs it — genuinely dirty, or on your vet's advice — because every bath strips oils that dry senior skin is already short of, and many older dogs need bathing far less often than their younger selves did. Use lukewarm water, never hot, a gentle shampoo made for dogs, and a non-slip mat in the bath or shower so stiff legs are not scrambling for grip on a wet surface. Wash once, rinse longer than feels necessary, because dried shampoo residue is a common, invisible cause of itching and flaking in older coats, and keep the process unhurried with a hand kept on the dog throughout. Dry thoroughly and warmly afterwards — towel first, then a cool or warm dryer setting held at a distance if the dog tolerates it — and do not let a damp senior dog lie in a draught, because thin coats chill fast. Spot-clean between baths with a damp cloth for muddy paws and messy ends.
Bedding, warmth and daily comfort
Skin stretched thin over bony points — elbows, hips, hocks — rubs sore on hard floors, so padded, supportive bedding is skin care, not luxury: a bed with real cushioning, washed regularly and dried fully, placed somewhere warm and out of through-draughts. Check pressure points during grooming for early redness or hair loss, and encourage position changes in a dog who sleeps very soundly in one spot for hours. Keep nails trimmed and check paws too; older dogs wear nails down less.
Changes that earn a vet conversation
Bring your dated notes to senior check-ups and show the vet, promptly rather than at the next routine visit, any new lump, any sore that does not heal within a couple of weeks, sudden coat change such as rapid thinning or a greasy, dull texture appearing quickly, persistent itching or odour, or flaking that arrives alongside changed thirst, weight or energy. None of these observations is a diagnosis — each is something a vet will want to investigate, because skin changes in an older dog sometimes point beyond the skin itself. What you should not do is experiment your way through them: no supplement regimes, medicated products or home treatments layered on in hope, because they muddy the picture the vet needs to see clearly. Bring the coat log, the bath dates and the lump photos together before each appointment, and store copies in KinsLe under its Pet Passport packet, so nothing about your older dog's changing skin relies on recollection.