Health checkups and daily habits to start keeping from your forties
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Recent Articles
- Vaccinations
Check How Often Adults Need a Tetanus BoosterA guide for when you can't remember your last tetanus shot. After the Tdap shot at ages 11 to 12, adults also get a Td or Tdap booster every 10 years. Includes the schedule if you have no record.
- Daily Care
Check the Official Guidance on How Much Sleep Adults NeedA look at the benchmark for when you feel short on sleep. The KDCA health portal advises 7 to 8 hours for healthy aging, and a 2026 press release compares depressive symptoms by sleep duration.
- Reading Checkups
Check What Your Liver Numbers (AST, ALT, GGT) MeanHow to read liver numbers (AST, ALT, GGT) that exceed the reference range: the national health portal's item descriptions and example ranges, why numbers alone can't decide anything, and how to prepare.
- Daily Care
Check the Daily Sodium Intake GuidelineStart by converting the sodium mg on a package into grams of salt. The national health portal cites the WHO guideline as 2,000 mg of sodium or 5 g of salt or less, plus Korean intake data and label reading.
- Reading Checkups
Check the Cholesterol Numbers on Your Checkup ResultsIt's easy to glance at the total cholesterol line and move on. Here are the four lipid tests, their reference values, fasting before the test, and what to do after you get your results.
- Vaccinations
Check Who Qualifies for the National Pneumococcal Vaccine ProgramIf your parents are 65 or older, the government covers one dose of the 23-valent pneumococcal vaccine. In 2026, people born on or before December 31, 1961 are eligible. Covers checking past doses, sites, and precautions.
- Vaccinations
Review What to Check Before Getting a Shingles VaccineShingles vaccines are for adults 50 and over, and the recombinant vaccine also covers people 18 and over at high risk of immune suppression. It isn't in the national program, so ask your public health center about cost.
- Vaccinations
Check Who Is Eligible and When for the 2026-2027 Season COVID-19 VaccineThis season's national COVID-19 shot covers people 65 and over, immunocompromised people 12 and over, and residents of vulnerable facilities. People in their 40s and 50s aren't eligible by age alone.
- Reading Checkups
Check What the National Health Checkup Includes in Your 40sThe national checkup in your 40s adds sex- and age-specific items to the common tests. Covers the age-40 extras, the depression screen, cancer screenings for the 40s, and prep for the day before.
- Daily Care
Check How Often to Do Strength Training in Your 40s, on a Weekly BasisThe strength training recommendation for adults (ages 19 to 64) is 2 or more days a week, 8 to 12 reps per set. Covers rest between sessions, 150 to 300 minutes of cardio, and a sample week from KDCA material.
Topics
Reading Checkups
How to read the items and values in the national health checkup
View Reading Checkups articlesVaccinations
Who should get which vaccines after forty, when, and at what cost
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