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About John DeHart
(Top Expert on this page)

Expertise
I can answer all questions on all topics from recreational running to world-class marathoners. I can advise on all subjects that result in peak performance and a great experience, such as nutrition, injury and the mind, etc.

Experience

Past/Present clients
  • Cosmas Ndeti - winner of 3 consecutive Boston Marathons (1993-95)(3rd-96)
  • Ibrahim Hussein - 3-time winner of Boston Marathon (1988,91-92); won the New York Marathon in 1987. Benoit,Zwierzchiewski...European record holder for marathon...2:06;36...10k..27:25...5k..13:28
  • And more ... Click here for full client list..
Click Here for the rest of my profile ...
   

You are here:  Experts > Recreation/Outdoors > Running/Jogging > Jogging & Running

SubjectDate AskedExpert

shoes11/21/2009John DeHart
  Q: what is the difference between walking shoes and jogging shoes? I've been walking for a couple of ...
  A: Buy a running shoe.They are designed a little different and you should be able to find a good pair ...
Popping/ CLicking Left knee11/20/2009John DeHart
  Q: I am a 29 year old male that is 5'7" in height and currently @ 148lbs. I have been fairly athletic ...
  A: You have the early stages of chondromalacia,but don't freak out you will be fine with a lot of ...
heart rate and running11/19/2009John DeHart
  Q: I'm 44 YO and have been running for about eight months now. I've done 2 half ironmans, 2-21k, 1-42k. ...
  A: Since your quite new to running your cardiovascular system and arterial network and muscular ...
Aerobics11/17/2009John DeHart
  Q: John I am 50, and a commercial traveller. When I am at home I lift weights and run, either outside ...
  A: I can't think of anything other than the usual that your already doing except maybe running in ...
sore feet11/15/2009John DeHart
  Q: I am 48 years of age and still play football for at least an hour a week sometimes twice a week i ...
  A: There comes time in all athletes sport and program where the bodies muscular skeleton system with ...
post half marathon training11/14/2009John DeHart
  Q: I just completed a half marathon last weekend and am already signed up for a full marathon the third ...
  A: I would give your self another 3 weeks so your body is fully recovered before you start the longer ...
cramps11/13/2009John DeHart
  Q: Okay so for the past 5 months when I go for long hard runs after about a mile I get extremely ...
  A: If it is not directly related to your ovaries which it could be..just google ovaries pain for some ...
Inside Knee Pain11/12/2009John DeHart
  Q: following a recent sprint-training session, I have developed a (sharp) but bruised/aching pain on ...
  A: First when you say sprint training,do you mean intervals on a 400 meter track?If yes i would ...
Inside Knee Pain11/10/2009John DeHart
  Q: following a recent sprint-training session, I have developed a (sharp) but bruised/aching pain on ...
  A: It is very hard to pin point your situation,because there is many ligaments and tendons in and ...
uphill running11/9/2009John DeHart
  Q: Some doctor said that uphill running very often is not good because it will buildup muscles around ...
  A: Never heard anything like that.Distance runners world wide are running hills as part of there ...
Runners Knee11/8/2009John DeHart
  Q: I have been having knee pain for several months now. I went to the dr. over 2 months ago, he said it ...
  A: First mary i totally understand how you feel because that was the way i felt 30 years ago and just 8 ...
Pain in lower front shin area11/6/2009John DeHart
  Q: I ran a half marathon last weekend and experienced cramps in lower legs in the 12.5 point. After ...
  A: I don't know what or where 12.5 means or is,so i can't help you on that point,but after the race ...
running in cooler temperature11/5/2009John DeHart
  Q: Hey John, I enjoy running and would like to continue running even in cooler/cold temperatures. I ...
  A: The answer is for all questions is NO...Let me explain.I have been running for 32 years 7 days a ...
Overweight beginner runner11/4/2009John DeHart
  Q: I'm a 37 year old woman, about 60 lbs. overweight. I'm not a fan of exercise - I realize the ...
  A: Yes the seat height does make a difference.The work and how you feel is being done with the ...
Knee hurts after jogging11/3/2009John DeHart
  Q: I am 50 pounds overweight and know that i really need to increase my activity to lose weight.My ...
  A: Keep using the bike to correct the tracking and alignment problem your experiencing and have and ...
Running, over-pronation, leg pain and trainers11/1/2009John DeHart
  Q: My partner took up running about 6 months ago. A few weeks after he started he visited to the doctor ...
  A: A..No no no B..Yes...But i would really have to talk to you to explain the situation and couldn't do ...
Chondromalacia10/31/2009John DeHart
  Q: I am 30 years old. I have had knee pain since 10 years. I consulted an orthopaedic specialist who ...
  A: The absolutely one thing you have to understand and believe in order to correct your situation is a ...
calories vs metabolism10/30/2009John DeHart
  Q: I'm usually on the treadmill at 3.8mpr and at an 18% raise. lately I have been Running every 2-3 ...
  A: When your short on time,increasing the intensity produces a high calorie reduction.When you have ...
Post-running Knee Pain10/28/2009John DeHart
  Q: I have been a recreational runner for the past 10 years. It's a hobby and doubles as my ...
  A: First to answer your direct question she is close on the femoral syndrome and tendonitis but that is ...
Bigger Leg Muscles and Weight Gain10/27/2009Larry
  Q: My question is 2-fold....could you please answer an on-going debate I'm having with runner friends? ...
  A: I would recommend buying a body fat scale. Body weight is notoriously unreliable to assess ...
Knee inury10/26/2009John DeHart
  Q: I am a recreational trail runner. I love to run downhill and jump over obstacles etc. I have never ...
  A: Can't possibly tell you what you injured specifically since you damaged a number of supporting ...
Bigger Leg Muscles and Weight Gain10/26/2009Larry
  Q: My question is 2-fold....could you please answer an on-going debate I'm having with runner friends? ...
  A: Laura, This is a strange phenomenon but I'll try my best here. First off, 80 miles per week is ...
Beginning Runner.10/25/2009John DeHart
  Q: I used to be a athlete in high school but have had 3 ankle surgeries since then. I am wanting to get ...
  A: The only program i would recommend is the one i offer which i do over the phone and email.There are ...
post running coldness10/23/2009John DeHart
  Q: I'm 63, male, and have been an avid runner for over 14 years....15 marathons and run about 40 miles ...
  A: First congratulation on your fitness level.Keep up the great work and keep training properly for the ...
Pain behind the knee10/21/2009John DeHart
  Q: Greetings, I am a 38 year old guy and have run for 23 years usually once a week along with various ...
  A: It appears to me based on your description that it could be a strained plantaris or slight pull.The ...
Chondromalacia patella10/20/2009John DeHart
  Q: I saw on this site that you have suffered from chondromalacia patella and have managed to fix it! I ...
  A: Yes it is true i did have the problem years ago and had to rehab it my self cause i could not find a ...
running10/19/2009John DeHart
  Q: I'v been running 6 days a week for almost a year my question is 2 days ago i did a 10.5 mile run for ...
  A: That tells me you are in great shape,because if you hadn't put in that kind of consistent work ethic ...
Pain in quadriceps10/18/2009John DeHart
  Q: I've been running for almost 2 ½ years now. I joined my cross country team at school this year. Only ...
  A: With out knowing the pin point location it is hard which part of the quad your having problems ...
Pain in legs10/16/2009John DeHart
  Q: I have been running since July of 2008 and I ran many 5ks, 10ks and one half Marathon(May 2009). ...
  A: It appears to be based on your description patellar tendonitis if it is just about 1 inch below ...
running10/15/2009John DeHart
  Q: I'm 19 about 5'10 and about 190lbs but not fat i have been running on the treadmill for a couple of ...
  A: Probably nothing serious but without knowing what pace or incline or duration i would just back off ...
pain during running!10/14/2009John DeHart
  Q: Ive recently taken up running after a long time with no real exercise. I know my body will be in ...
  A: What is going on is pretty much normal start up situations.There is nothing serious about what is ...
persistent knee pain stopped me cold10/13/2009John DeHart
  Q: During a run of 3mi in ~30min i developed left knee pain after 2mi. I finished 3mi, walked another ...
  A: Your description is pretty intense,but very hard to figure out.I would need to ask you a lot a ...
Muscle cramps early in marathon10/12/2009John DeHart
  Q: I am 29 and recently finished my first marathon in Baltimore. I felt that I was well trained. I had ...
  A: Considering your position as a Medical Doctor and the need to get a very in depth history of a ...
Foot pain10/11/2009John DeHart
  Q: I am a keen hill runner but recently have had a pain in the sole of my foot, just underneath my ...
  A: You have all the symptoms of a neuroma which is not serious and the most common cause from runners ...
weightloss10/10/2009John DeHart
  Q: I also have varicose veins. I am wondering what you would suggest in terms of an exercise schedule. ...
  A: It wouldn't be dangerous as long as you don't rush it and just work into it gradually.I would start ...
pain on the right knee10/9/2009John DeHart
  Q: hey i was trying to figure this out. i use to love to run until i began feeling a pain on the right ...
  A: It could be just an alignment and tracking problem,or possible it band problem but with out a more ...
Too heavy to play?10/8/2009John DeHart
  Q: My husband did not play organised soccer as a kid but he can kick a ball and dribble,etc. He has ...
  A: First i would say i think he needs to lose about 601bs.Next his diet of all that meat fat etc,i like ...
Too heavy to play?10/6/2009John DeHart
  Q: My husband did not play organised soccer as a kid but he can kick a ball and dribble,etc. He has ...
  A: You are 100 percent correct and with that extra weight and the stress on ...
Overweight beginner runner10/5/2009John DeHart
  Q: I'm a 37 year old woman, about 60 lbs. overweight. I'm not a fan of exercise - I realize the ...
  A: Based on what your telling me about your knee you probably have some tracking and alignment ...
Breathing through nose or mouth while jogging10/4/2009John DeHart
  Q: I jog or do fast-walking everyday. Should I breathe through my nose or mouth (or both) when I am ...
  A: Don't get caught up in any breathing nose or mouth science etc.Just breath and enjoy your run or ...

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