I will write health fitness articles for you as freelancer:

1. Health

2. Food & Nutrition

3. Fitness.

I am a food technologist & a health and food blogger at www.thewellbeingtalk.com

You can check my work here:

https://www.klusster.com/search?utf8=%E2%9C%93&search=time+for+healthy+eating

https://fitnessfusion360.com/author/akansha-d/

https://www.nitinjagga.com/article/health-and-wellness

The above articles are written by me!