Sibling Caregiving: Why “Fair” Doesn’t Mean “Equal”

Written by Paul C Bastante, CAPS, for The Agewise Institute & Sponsored by 101 Mobility North Jersey

There’s a version of this fight that plays out in almost every family caring for an aging parent, and it rarely sounds like a fight about caregiving at all. It sounds like: “You never call.” “You don’t understand what I’m dealing with.” “You always got to be the favorite.” Old sibling rivalries, dormant since your twenties, wake right back up the moment a parent needs help.

And underneath almost all of it is one thing: somebody feels like they’re doing more than their share.

The one-sibling default

In most families, caregiving doesn’t get divided — it gets defaulted. One adult child ends up carrying the bulk of it, usually the one who lives closest, has the most flexible job, or was always “the responsible one.” It’s rarely a decision anyone sits down and makes together. It just happens, and then it calcifies.

That default has a cost. Family caregivers frequently report that they receive little to no help from other relatives, and researchers who study sibling caregiving have found that this kind of unequal division is one of the most common sources of family conflict during eldercare. The sibling doing the day-to-day work ends up exhausted and resentful. The siblings doing less often feel shut out of decisions or unfairly blamed — sometimes without ever being asked to step up in the first place.

Why “equal” isn’t actually the goal

Here’s where a lot of families get stuck: they try to solve this by splitting tasks 50/50, or three ways, or however many siblings there are — and it still doesn’t feel fair to anyone. That’s because equal isn’t the same as fair. A sibling with young kids and a demanding job genuinely may not be able to provide the same hours as a sibling who’s semi-retired and lives ten minutes away. Trying to force numerical equality usually just creates a different kind of resentment.

What the research actually points to is perceived equity — whether each sibling feels the arrangement reflects a reasonable balance of their real-world capacity. Studies on sibling caregivers of parents with dementia have found that caregivers who feel they’re doing more than their share report higher loneliness, and — this is the less obvious part — caregivers who feel they’re doing less than their share report higher depressive symptoms too. Guilt cuts both ways. Nobody in an inequitable arrangement comes out of it feeling good, including the sibling who “got off easy.”

Old wounds don’t stay in the past

Caregiving has a way of dragging up every unresolved family dynamic from childhood. The sibling who felt overlooked growing up notices, again, that Mom leans on someone else. The “golden child” pattern reappears, except now it determines who gets consulted on medical decisions. Researchers who study these dynamics describe adult children slipping back into their old family roles — the competent one, the difficult one, the invisible one — almost without realizing it’s happening.

This matters because it means the conflict you’re having with your sibling right now about doctor’s appointments or moving Dad out of his house is very rarely only about the doctor’s appointments.

What actually helps

1. Name capacity honestly, not equally. Instead of dividing tasks evenly, have each sibling say plainly what they can realistically offer — time, money, logistics, emotional support — and build the plan around that. It won’t look symmetrical. That’s fine.

2. Put it in writing. A simple shared plan — even a basic spreadsheet of who handles what — removes a huge amount of ambiguity that otherwise turns into “I thought you were handling that.”

3. Separate the caregiving conversation from the old conversation. When a disagreement starts feeling bigger than the actual issue, it often is. Naming that out loud — “this feels like it’s about more than the pharmacy pickup” — can defuse it faster than arguing the surface issue further.

4. Give the less-involved sibling a real role, not a token one. Being kept in the loop reduces the “shut out” feeling that fuels a lot of sibling conflict, even for siblings who can’t provide hands-on care.

5. Bring in a neutral third party before resentment hardens. A geriatric care manager, family mediator, or even a structured family meeting with a social worker can de-personalize decisions that otherwise get filtered through decades of sibling history.

6. Revisit the plan — don’t set it once and forget it. Capacity changes. Health changes. What was fair six months ago may not be fair now, and checking in periodically prevents quiet resentment from building back up.

The bottom line

Siblings caring for an aging parent aren’t just coordinating logistics — they’re renegotiating a relationship that’s been running on autopilot since childhood. The families who navigate it best aren’t the ones who split everything evenly. They’re the ones who get honest about what “fair” actually means for their specific family and keep talking about it as things change.

#Caregiving #101MobilityNorthJersey #TheAgewiseInstitute #JerseyStairliftsAndRamps