Here are a few options for a WordPress post_tag description, along with their rationale, to accompany the title “健康保養” (Health Maintenance) in Traditional Chinese:

**Option 1 (Concise & Direct):**

> 關於維持身心健康的各種方法、知識和資源。包括飲食、運動、生活習慣等。
>
> *Translation: Information and resources for maintaining physical and mental health. Includes diet, exercise, lifestyle habits, etc.*

* **Rationale:** This is a straightforward and widely applicable description. It clearly defines the scope of the tag and what users can expect to find.

**Option 2 (Focus on preventative measures):**

> 掌握健康保養之道，防患未然，提升整體健康水平。分享預防疾病和改善生活品質的實用資訊和建議。
>
> *Translation: Discover the art of health maintenance, prevent illness, and enhance overall health. Sharing practical information and suggestions for disease prevention and improving quality of life.*

* **Rationale:** This option highlights the preventative aspects of health maintenance, appealing to readers who are proactive about their well-being.

**Option 3 (Broader, inclusive of different aspects):**

> 探索全面的健康保養，涵蓋身、心、靈的整合。分享養生之道、改善情緒、提升睡眠品質等相關內容。
>
> *Translation: Explore comprehensive health maintenance, encompassing body, mind, and spirit integration. Sharing content related to wellness practices, improving mood, enhancing sleep quality, etc.*

* **Rationale:** This option is more holistic, indicating that the tag will feature articles on mental and spiritual well-being in addition to physical health.

**Option 4 (Uses keywords for SEO):**

> 健康保養，飲食，運動，養生，保健，身心健康，改善生活品質。
>
> *Translation: Health maintenance, diet, exercise, wellness, healthcare, physical and mental health, improving quality of life.*

* **Rationale:** This is a very brief but effective option for SEO purposes. It lists relevant keywords, making it easier for search engines to understand the content.

**Which option should you use?**

The best option depends on the specific focus of your WordPress site and the content you plan to include.

* If you’re focusing on the fundamentals of health, **Option 1** is a good bet.
* If you emphasize prevention, **Option 2** is ideal.
* If you have a holistic approach, **Option 3** would be fitting.
* If you really want to maximize SEO, **Option 4** could be helpful *as a supplement* to a longer description.
* You can adapt and combine the elements of different options to create a customized description.