The phrase "activity themes" is correct and usable in written English.
It can be used when discussing topics or subjects related to specific activities, often in educational or organizational contexts.
Example: "The workshop will focus on various activity themes, including teamwork, creativity, and problem-solving."
Alternatives: "activity topics" or "thematic activities".
These trenchant works mix in with the nautical, beach and summer activity themes that Homer explored all his life.
The money raised will go to support a program called Art in Motion, in which students get hands-on experience in various artistic media and activity themes during May.
Consequently the current trial evaluates three primary activity themes using a core set of performance-based tests recommended by OARSI [ 45], and from this core set of tests efficient comparisons of treatment outcomes across published literature can be made.
Hence, to fully capture physical function in patients following joint replacement, performance-based testing should represent a variety of physical function domains (activity themes) representing the following five daily activities; walking, sit-to-stand, ambulatory transitions, stair negotiation, and endurance[ 45].
When calculating PR by Cox regression, it was found that women were more likely to have participated in the sleep and physical activity themes, and the estimates were similar for the nutrition theme, although it did not reach a significant difference (Table 3).
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And, of course, it'll encourage its users to share out those Paranormal Activity themed videos on social networks like Twitter and Facebook and Google+.
Ninety-five of the 319 individuals participating in the physical activity theme also took part in the nutrition theme and 76 in the sleep theme.
During a period of six to nine months, special attention was given to each theme, starting with the physical activity theme in 2005.
Among those responding 'Yes' to participation, 319 (80%) reported that they participated in the physical activity theme, 124 (31%) participated in the nutrition theme, 107 (27%) in the enjoyment/happiness theme, and 99 (25%) in the sleep theme.
Thus, body mass index (BMI) was considered to best relate to the nutrition theme, self-reported PA to the physical activity theme, sleep disturbances to the sleep theme, and general mood (depressive or not) and feelings about work (positive or not) to the happiness/enjoyment theme.
