Zone formulas are approximate. Stop exercise and seek care if you feel unwell.
Heart Rate Zones
Heart Rate Zones. இலவச ஆன்லைன்.
Estimated max HR
௧௯௦ bpm
Karvonen zones from ௨௨௦ − age.
Zone 1 (recovery)௧௨௫–௧௩௮ bpm
Zone 2 (fat burn)௧௩௮–௧௫௧ bpm
Zone 3 (aerobic)௧௫௧–௧௬௪ bpm
Zone 4 (threshold)௧௬௪–௧௭௭ bpm
Zone 5 (max)௧௭௭–௧௯௦ bpm
படிகள்
- Enter age (and resting HR optional)
- See max HR
- Read zone ranges
தொடர்புடையவை
கேள்விகள்
Are results official?
No—quick estimates only.
Is data saved?
No. Calculations run in your browser.