Canberra sprinter Lauren Wells has all but booked her ticket to London for the athletics world championships.

She starred at the Rio Olympic Games and in Nitro Athletics and is one of the most exciting young stars in a sport on the rise in Australia.

Olympic star Ella Nelson is chasing 200m Australian record this season and will race in Canberra on Saturday.

All shoes are considered to enhance performance. Otherwise, everyone would run barefoot. But at what point is the line of inequitable advantage crossed? No one seems to know precisely.

Sally Pearson heads all-star athletics field to compete at AIS in Canberra grand prix meet

Dixon Hemphill was the only runner in the men's 90 to 94 age group, but it was the thrilling head-to-head race against Orville Rogers that reached beyond the insular community of masters track and field.

With $40,000 on offer Olympian Lauren Wells will drop down in distance to compete in the 120m Stawell Gift.

Mo Farah and Alberto Salazar have hit back at a series of damning doping allegations as pressure builds on the four-time Olympic champion to ditch his coach amid claims of mistreating prescription medication and abusing drug infusions.

Kelsey-Lee Roberts has made a stunning return to athletics after missing the final at the Rio Olympic Games.

Paralympian sprinter Scott Reardon copped some cheek from Usain Bolt at the inaugural Nitro Athletics.

Olympic hurdles champion Dawn Harper-Nelson has released an extraordinary video message saying she feared for her life because sports drug authorities had banned her from taking important blood pressure medication.

Hamstring issues and a few bad technique habits have Canberra sprinter Melissa Breen behind the eight ball.

Mo Farah ended his indoor career with a new European record, winning the 5000 metres at the Birmingham Indoor Grand Prix on Saturday in a time of 13 minutes 09.16 seconds.

Canberra Olympian Kelsey-Lee Roberts returns to the field for her first event of the season at the AIS.

Canberra Olympian Lauren Wells has felt a "buzz" in Canberra since the Usain Bolt-led Nitro Athletics.

Embattled Jamaican sprinter Nesta Carter has filed an appeal to the Court of Arbitration for Sport after he was retroactively found guilty of doping at the 2008 Beijing Olympics.

Jamaican sprint great Usain Bolt says he has no regrets about his decision to retire from athletics in 2017 as he has accomplished everything he wants to in the sport.

World silver medallist Kim Mickle's AFL dream was satisfied when she ran out for Fremantle at the weekend. But the dream has come at a cost with two sports now counting the cost of injury.  

Usain Bolt-inspired success of inaugural series is likely to be replicated overseas later this year.