Marathon Training and 1600 Calories...

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It's that time again, ramping up my miles for marathon training which is 18 weeks. MFP is set at 1600 calories, all efforts are made to not eat calories back as I gain weight easily due to PCOS. (Running is the only exercise that helped maintained a 65 lb loss). Sometimes I feel this calorie limit is low as a 10 mile run easily burns 1,000 calories, not to mention the hours of cross training that goes into the marathon season. Any other distance runners want to chime in?

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  • VintageFeline
    VintageFeline Posts: 6,771 Member
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    You're grossing 1600 calories and eating no exercise? I'm not a marathon runner nor do I have PCOS but that's a worryingly low amount for your activity level. Are you losing weight currently?
  • Serah87
    Serah87 Posts: 5,481 Member
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    OP so basically your just eating 600 calories??

    Good luck on the marathon. :/
  • RobD520
    RobD520 Posts: 420 Member
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    I cannot imagine even considering a Marathon training program on 1600 gross calories. If you are going to train for a marathon, in my opinion, you MUST eat back calories.
  • Elise4270
    Elise4270 Posts: 8,375 Member
    edited June 2016
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    Hmm, how do you feel on 1600 net average? Are your runs hard or compromised? Do you feel fueled? At 30mpw, I keep it about 1500 net. And I'm not losing. I need to lose10 to hit my racing weight.
  • Serah87
    Serah87 Posts: 5,481 Member
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    Elise4270 wrote: »
    Hmm, how do you feel on 1600 net average? Are your runs hard or compromised? Do you feel fueled? At 30mpw, I keep it about 1500 net. And I'm not losing. I need to lose10 to hit my racing weight.

    She's not netting, she doesn't eat back exercise calories.
  • Guns_N_Buns
    Guns_N_Buns Posts: 1,899 Member
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    I would, at least, try to eat 1200 calories/day.

    PCOS women, potentially, have a lower BMR, but nothing close to only needing 600 calories.
  • TavistockToad
    TavistockToad Posts: 35,719 Member
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    Serah87 wrote: »
    OP so basically your just eating 600 calories??

    Good luck on the marathon. :/

    This entirely.

    How do you feel running 10 miles on 1600 cals OP?