Sources and original illustrations

Primary references and the limits of this educational collection.

Primary references

• NIA: Telehealth, What Is It, How to Prepare, Is It Covered? — Practical preparation and advance testing of telehealth devices/audio/video; no coverage, clinical suitability or consent-law claim.
• NIA: What Should I Ask My Doctor During a Checkup? — Asking about unclear instructions, medical tests and how results will be communicated; the action-record structure is original.
• ASTP/ONC: Individuals’ Access and Use of Patient Portals and Smartphone Health Apps, 2024 — The distinction between patient access and caregiver/proxy access; no statistic, universal permission rule or legal entitlement is asserted.
• CDC: About Family Health History — Family history as context for risk and preventive-care discussions; no individualized risk calculation, diagnosis or screening schedule.
• MedlinePlus: Health Screening — Screening before symptoms and the dependence of appropriate tests on personal factors; no individualized test recommendation or schedule.
• MedlinePlus: How to Understand Your Lab Results — Reference-range variability and the limits of inside/outside-range interpretation; no personal threshold, diagnosis or treatment.
• NIA: What Is Menopause? — Menopause as a normal life stage, varied transition experiences and professional discussion of concerning symptoms; no diagnosis or treatment recommendation.
• NIA: Sexuality and Intimacy in Older Adults — The distinction between intimacy/sexuality and varied preferences in older adulthood; no treatment, performance target or individualized risk claim.
• MedlinePlus: Foot pain — Poorly fitting shoes as one possible contributor among many causes of foot discomfort; no diagnosis, device modification or treatment instruction.
• American Dental Association MouthHealthy: Dentures — The role of dental follow-up in checking/adjusting fit and professional review of persistent concerns; no home-care technique or product prescription.
• NIA: Healthy Meal Planning, Tips for Older Adults — Hydration as a general older-adult nutrition consideration; no quantity, restriction change, swallowing technique or diagnostic claim.
• NIA: Concerned About Constipation? — Variation in usual patterns and multiple possible contributors; no diagnosis, urgency triage, laxative or dietary treatment instructions.
• Medicare.gov: Yearly Wellness visits — The prevention-plan purpose, distinction from routine physicals and possible costs for additional services; no personal eligibility or billing determination.
• NIA: What Is Respite Care? — Respite as short-term caregiver relief in varied settings; no coverage promise, clinical task instruction or provider-suitability determination.
• NIA: Safe Driving for Older Adults — Driving can be affected by health/age-related changes and alternative transport can be considered; no fitness test, driving authorization or service entitlement.
• NIA: Participating in Activities You Enjoy As You Age — Meaningful chosen activities in later life; no individual medical, longevity or productivity requirement.
• NIA: Participating in Activities You Enjoy As You Age — Hobbies and personally meaningful activities as options in later life; no cognitive-test, prevention or rejuvenation claim.
• AmeriCorps: AmeriCorps Seniors RSVP — Matching volunteer opportunities with skills, interests and schedules; no eligibility, local availability, reimbursement or health-outcome promise.
• NIA: Grief and mourning — Mourning and access to grief-support resources; no prescribed timeline, diagnosis or therapeutic claim.
• AOTA: What is occupational therapy? — The individualized evaluation, meaningful-activity profile, tailored intervention and review framework; no device prescription or coverage determination.

Original visual material

The diagrams in this edition are original SVG illustrations explaining the sequence or decisions in each guide. They do not show a laboratory experiment, a personal trip or a tested product result. No photographs from the linked sources are reproduced.

Check the source in context

References were consulted during preparation of this edition. A source may cover a broader or narrower question than a particular guide; the support notes above explain why it is listed. Read the original for methodology, exceptions and updates.