Many cyclists have been caught or have admitted taking drugs in years past.
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The Taff Trail runs from Cardiff to Brecon, and Andy Carpenter, a former miner, noticed how many cyclists and walkers were passing his home in Quakers Yard, near Pontypridd.
Evidence from workshops would suggest not, as many cyclists who say they rely on their own judgement, when quizzed, have uncertainties and doubts about when, and whether, helmets actually would afford protection.
The evidence of the Armstrong investigation suggests that many other cyclists were habitual dopers, anyway.
"I don't think there are that many dangerous cyclists around, " he said.
The same workshop with 62 cyclists found many were concerned that wearing a helmet made them look stupid and messed up their hair.
Overall, we see states and especially state Departments of Transportation and state legislatures lagging behind cities and the expectations of local cyclists, despite the many well-documented benefits of a more active lifestyle.
The evidence from professional cycling makes it appear as if at least 50% of the top cyclists (and perhaps as many as 75-90%) were doping.
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He was among many within the doping peloton of professional cyclists.
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Unfortunately a scheme was supposed to be carried out to put in an advanced stop line for cyclists at this junction and many others throughout the city, however contractors on behalf of the Highways Department have marked it out wrong.
When it comes to signaling for turns, many commenters said they felt that both drivers and cyclists could do better.
Of course, there are many questions about funding for such infrastructure and delivery but cyclists will hold the candidates to their promises.
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The west side of the park is fairly isolated, and negotiating a self-supported vehicle drop off at either end requires many hours of extraneous driving, the chief alternative being an out and back ride few cyclists can realistically do in one day.
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If cyclists want to share the road, they need to follow the same rules as cars, many said.
Be aware that many single-track roads in this part of Scotland are not wide enough for cars to pass moving cyclists, so you will need to pull to the side.
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