Maximum Heart Rate at Age 40 — Tanaka, Fox & Gellish Formulas

Pre-solved maximum heart rate for age 40. Tanaka (2001): 180 bpm | Fox (220-age): 180 bpm | Gellish (2007): 179 bpm. Training zones (Tanaka): Z1 Warm-up 90-108 bpm, Z2 Fat Burn 108-126 bpm, Z3 Aerobic 126-144 bpm, Z4 Threshold 144-162 bpm, Z5 VO2 Max 162-180 bpm. AHA moderate intensity: 90-126 bpm. ..

ESTIMATED MAX HEART RATE — AGE 40

180

Tanaka (2001)

Most accurate

208 − 0.7 × age

180

Fox (220−age)

Classic formula

220 − age

179

Gellish (2007)

Validated

207 − 0.7 × age

Max HR declines ~0.7 bpm/year · AHA moderate: 90126 bpm · Vigorous: 126153 bpm

5 TRAINING ZONES — AGE 40 (Tanaka HRmax 180 bpm)

Zone%BPM RangeBenefit
Z1 Warm-up50-60%90108Recovery, very easy
Z2 Fat Burn60-70%108126Fat oxidation, aerobic base
Z3 Aerobic70-80%126144Cardiovascular fitness
Z4 Threshold80-90%144162Lactate threshold, race pace
Z5 VO2 Max90-100%162180Max cardiac output
AHA Moderate50–70%90126150 min/week recommended
AHA Vigorous70–85%12615375 min/week recommended

ZONE BARS — HRmax 180 bpm

Z1 Warm-up90108 bpm
Z2 Fat Burn108126 bpm
Z3 Aerobic126144 bpm
Z4 Threshold144162 bpm
Z5 VO2 Max162180 bpm

FORMULA COMPARISON — AGE 40

Tanaka (2001) — recommended180 bpm
Fox (1971) — classic180 bpm
Gellish (2007) — validated179 bpm

HOW MAX HEART RATE IS CALCULATED AT AGE 40

Maximum heart rate declines ~0.7 bpm per year after age 20. At age 40, the three validated formulas give 180 bpm (Tanaka), 180 bpm (Fox), and 179 bpm (Gellish). The Tanaka formula is recommended as the most accurate.

FREQUENTLY ASKED QUESTIONS

What is the maximum heart rate for a 40-year-old?

For a 40-year-old, the estimated maximum heart rate (HRmax) is:\n\nTanaka (2001) — recommended: 180 bpm\nFormula: 208 − (0.7 × 40) = 180 bpm\n\nFox (1971) — classic: 180 bpm\nFormula: 220 − 40 = 180 bpm\n\nGellish (2007) — validated: 179 bpm\nFormula: 207 − (0.7 × 40) = 179 bpm\n\nTraining zones at age 40 (using Tanaka HRmax 180 bpm):\nZ1 Warm-up (50-60%): 90-108 bpm\nZ2 Fat Burn (60-70%): 108-126 bpm\nZ3 Aerobic (70-80%): 126-144 bpm\nZ4 Threshold (80-90%): 144-162 bpm\nZ5 VO2 Max (90-100%): 162-180 bpm\n\nAHA moderate exercise target (50-70%): 90-126 bpm\nAHA vigorous exercise target (70-85%): 126-153 bpm\n\nNote: These are population averages. Your actual HRmax may vary by ±10-12 bpm. The only accurate way to measure HRmax is via a maximal graded exercise test under medical supervision.

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Max heart rate age 40 · Tanaka: 180 bpm · Fox: 180 bpm · Gellish: 179 bpm · Sources: Tanaka et al. (2001), Fox (1971), Gellish et al. (2007)