"Bald old man" Ma'am, and A.I. that old man has the healthiest locks of hair I've seen on a elderly person.

For anyone wondering - "A Sickly Girl Reincarnates and Gains a Healthy Body"
10 chaps

I dislike channels like this, always post a tease instead of everything available.
At least comment if there are more chapters or if discontinued. Some information world be great. At the bare minimum

There also is an anime with the same plot but with a different name and another manwha with the same everything but characters and names. There also other manwha with the same plot.

What’s the name?

Waifu