Trading Systems Lab

Practical notes on EA building, MT5 testing, risk control, and market timing. Less hype, more systems.

Tip: Use short keywords like “London”, “ATR”, “spread”, “JPY”.

Position Sizing in Forex: The Only Formula That Actually Matters

Position sizing is the true core of profitable forex and EA trading. Learn how lot calculation, account risk, and trade sizing determine long-term performance more than any entry strategy.

Position Sizing Lot Calculation Account Risk Trade Sizing Forex Risk Management
2026/01/22
How to use this blog
  • Pick a session (Tokyo/London/NY) and test one idea.
  • Use fixed risk per trade, then optimize only after stability.
  • Bookmark your best setups and keep a track record.