There are many niches that are currently popular and can be good options for starting a blog. Here are a few ideas:

1. Health and wellness: With people becoming more health-conscious and fitness-oriented, a blog that focuses on providing health tips, workout routines, nutrition advice, and healthy recipes can be very successful.

2. Personal finance: Managing money is a concern for many people, and a blog that offers tips on saving, investing, and managing finances can be a valuable resource.

3. Travel: Travel is a popular topic, and a blog that focuses on providing travel tips, destination guides, and travel stories can be an engaging and exciting read.

4. Fashion and beauty: A blog that covers fashion trends, beauty products, and makeup tutorials can be very successful in today’s world where people are constantly looking for the latest trends.

5. Technology: With the rapid pace of technological advancement, a blog that covers topics such as gadgets, software, and emerging technologies can be a valuable resource for tech enthusiasts.

6. Education: Education is always in demand, and a blog that covers topics such as homeschooling, online learning, and tutoring can be a great resource for students and parents.

7. Personal development: Many people are interested in self-improvement, and a blog that covers topics such as mindfulness, motivation, and productivity can be a valuable resource for readers.

Ultimately, the key to a successful blog is to choose a niche that you are passionate about and that has an audience interested in reading your content.