Ruth Ann Crystal, MD

@CatchTheBaby · Silicon Valley, California · joined 29 Jul 2009

Doctor, Innovator. Stanford Clinical Faculty. Invented @VivaBiome LC-02, & Kangarobe Weekly Health news: https://t.co/6IA2uPNsvv Bluesky: @drruth.bsky.social

14 449Followers

5 178Following

86 663Posts total

1.9KViews on collected posts

Latest posts

Ruth Ann Crystal, MD@CatchTheBaby2 Sep

Brilliant disaster prep idea: Japanese vending machines are designed to switch into free emergency supply hubs during major earthquakes. Running on emergency batteries or hand cranks, they provide immediate relief before official aid arrives. Read more: https://t.co/4AK2RH0pk5 448 views · 8 likes · 2 reposts · 0 replies Open on X →

Ruth Ann Crystal, MD@CatchTheBaby2 Sep

Wow! Imagine detecting cancer or HIV using just your smartphone and a device small enough to fit in your pocket. UIUC’s new VPodDuo fluorimeter matches expensive lab equipment accuracy at point-of-care detecting HIV, Zika, MSSA, & lung cancer. 🔗 https://t.co/ZjLVXsbYhP https:// 584 views · 17 likes · 5 reposts · 0 replies Open on X →

Ruth Ann Crystal, MD@CatchTheBaby1 Sep

5 infectious disease stories NOT to miss this week: ⬆️ COVID wave 🧬 Long COVID: new immune clues 🐄 Live H5N1 in lab bovine serum ⚠️ 2 measles-associated deaths in PA 💉 New COVID shots What do these signals tell us? 👀 Check out the Dr. Ruth Report 8/30/26 Link below👇 https://t. 441 views · 4 likes · 1 reposts · 0 replies Open on X →

Ruth Ann Crystal, MD@CatchTheBaby31 Aug

5 things I’m watching in infectious disease this week 📈 COVlD is rising 💉 New shots approved for 65+ & those higher-risk 🧬 HHV-6 linked to Long COVlD severity 🐄 Live H5N1 found in fetal bovine serum ⚠️ 2 measles deaths in PA Dr. Ruth Report 8/30/26 👉https://t.co/6kOE4gaKYh http 381 views · 6 likes · 2 reposts · 1 replies Open on X →

Ruth Ann Crystal, MD@CatchTheBaby16 Feb 2022

💥Please Retweet!💥 ✨Weekly COVID news✨ summarized for you at https://t.co/ZxSlisbwxT 🔎I spend hours each week scouring Twitter and the web for the latest COVID articles summarized in a friendly format. 🚀Please check out my newsletter! https://t.co/snTTWBDlxC 0 views · 150 likes · 58 reposts · 16 replies Open on X →

Against accounts of the same size

4 posts from the last 90 days, next to the 10K–100K follower range. ordinary reach for its size, stronger reaction than most.

Median views444this account974median for 10K–100K

Reach, %3.08%this account3.71%median for 10K–100K

Engagement, %2.30%this account1.52%median for 10K–100K

Metric	This account	Median for 10K–100K	Ratio
Median views per post	444	974	0.46×
Reach (views ÷ followers)	3.08%	3.71%	0.83×
Engagement rate	2.30%	1.52%	1.51×

Others in this range → Compare with another account → How these benchmarks are built →

Growth & engagement

How the posts we collected actually performed: views and reaction rate post by post, what the audience did with them, and where the follower count goes.

Views per post

38131 Aug

4411 Sep

5842 Sep

448

Last 4 collected posts, oldest on the left. The scale is logarithmic: one post can outrun the rest a hundred times over.

Engagement rate per post

2.36%31 Aug

1.13%1 Sep

3.77%2 Sep

2.23%

Reactions — likes, reposts, replies and quotes — divided by views. Median for 10K–100K accounts is 1.52%.

What the audience does

Likes61.4%35 in total

Reposts17.5%10 in total

Replies1.8%1 in total

Bookmarks19.3%11 in total

Share of every reaction we collected for this account. Replies mean argument, reposts mean endorsement, bookmarks mean the post was worth keeping.

The follower curve appears once this account has two daily snapshots — we take one a day, and this one is on its first.