The phrase "athletic condition" is correct and usable in written English.
It can be used to describe someone's physical fitness or overall state of health related to sports or physical activities.
Example: "After months of training, she finally reached her peak athletic condition just in time for the competition."
Alternatives: "physical fitness" or "fitness level".
On his tennis game: Strengths would be competitiveness, athletic condition, two-handed backhand; weaknesses: second serve, consistency.
Sampaoli rebels against the reduction of football to athletic condition but physically they seem to be struggling; Sami Nasri – the man Sampaoli openly describes as their best player – has tailed off; and the lack of a No9, always a potential problem, has become more prominent.
If you think about another example from the financial services world, life insurance, you wouldn't expect a middle-aged, morbidly obese smoker with pre-existing conditions to pay the same annual premiums as a post-college runner in top athletic condition.
After surgery all horses are housed in 3.65 m × 3.65 m stalls and exercise on a high-speed treadmill begins on day 14 after fragment creation, and continues five days per week until day 70, simulating athletic conditions commonly seen in horses developing osteochondral fragmentation and subsequent OA.
Even dogs that are in good athletic shape and used to regular exercise can develop heat injury when out and about in extreme conditions.
Several hundred yards away from the site where billions of dollars are being plowed into a new stadium for the Rams and Chargers, athletic field conditions are bad and getting worse at Morningside High School in Inglewood.
Since their seminal work over a century ago, Yerkes and Dodson's findings have been replicated in numerous taxa with modern techniques and statistical analyses and widely applied to performance in many contexts including athletic training, workplace conditions, and video games.
A notable if lesser worry is the condition of athletic fields.
That discovery, bolstered by data that suggested that N.F.L. players had been found to have A.L.S. at rates about eight times higher than normal, led the researchers to link the players' condition with athletic brain trauma.
In the control condition the athletes wore their athletic dress and in the experimental condition the athletes wore dress that revealed skin.
After treatment, 54% of patients were rated in excellent conditions (return to previous athletic activities), while 40% in good conditions complained of some degree of limitation.
