Right here’s why my Gemini health journey became a catastrophe

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I’ve misplaced nearly 9 kilos (4 kg) up to now, my higher abs are beginning to present, and I simply typically really feel lots higher, all because of Gemini. The chatbot has helped me provide you with an in depth coaching in addition to a weight-reduction plan plan and has guided me by way of all the problems I’ve run into throughout my health journey that kicked off again in September.

I wrote about my expertise utilizing Gemini as a private health coach in November, and it was principally constructive up till that time. Nonetheless, issues shortly took a flip for the more serious. The chatbot went from a correct health coach I relied on every day to nothing greater than a distraction that triggered extra hurt than good.

Would you belief an AI chatbot to be your major health and weight-reduction plan coach? 0 votes

Sure, it is higher and cheaper than a human.

NaN%

Completely not. I do not belief robots.

NaN%

I am on the fence about it.

NaN%

A case of digital amnesia

<img class="e_jg" decoding="async" loading="lazy" sizes="(min-width: 64rem) 51.25rem, 80vw" title="Google Gemini logo on smartphone stock photo (3)" srcset="https://www.androidauthority.com/wp-content/uploads/2024/02/Google-Gemini-logo-on-smartphone-stock-photo-3.jpg 1920w, https://www.androidauthority.com/wp-content/uploads/2024/02/Google-Gemini-logo-on-smartphone-stock-photo-3-1536w-864h.jpg 1536w, https://www.androidauthority.com/wp-content/uploads/2024/02/Google-Gemini-logo-on-smartphone-stock-photo-3-675w-380h.jpg 675w, https://www.androidauthority.com/wp-content/uploads/2024/02/Google-Gemini-logo-on-smartphone-stock-photo-3-64w-36h.jpg 64w, https://www.androidauthority.com/wp-content/uploads/2024/02/Google-Gemini-logo-on-smartphone-stock-photo-3-1000w-563h.jpg 1000w, https://www.androidauthority.com/wp-content/uploads/2024/02/Google-Gemini-logo-on-smartphone-stock-photo-3-300w-170h.jpg 300w, https://www.androidauthority.com/wp-content/uploads/2024/02/Google-Gemini-logo-on-smartphone-stock-photo-3-1280w-720h.jpg 1280w, https://www.androidauthority.com/wp-content/uploads/2024/02/Google-Gemini-logo-on-smartphone-stock-photo-3-840w-472h.jpg 840w" alt="Google Gemini logo on smartphone stock photo (3)" src="https://www.androidauthority.com/wp-content/uploads/2024/02/Google-Gemini-logo-on-smartphone-stock-photo-3.jpg"/> Edgar Cervantes / Android Authority

I needed to maintain all the info about my health journey in a single place, so I had a single chat open in Gemini that I used every day. The issue is that the longer the dialog went on for, the extra points I encountered.

Gemini saved forgetting issues. It forgot my coaching plan altogether, so once I requested it to point out me the exercise scheduled for a selected day, it simply began hallucinating and gave me a random one which wasn’t aligned with my objectives or the health gear I've accessible.

I attempted telling it that the exercise instructed wasn’t the one in my authentic coaching plan and that it ought to attempt to pull up the correct one. It tried, however failed. Again and again. The one option to discover my full coaching plan was to scroll again by way of months of conversations and attempt to find it manually, which isn’t actually how I need to spend my afternoons.

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<img class="e_jg" decoding="async" loading="lazy" sizes="9.375rem" title="google preferred source badge light@2x" srcset="https://www.androidauthority.com/wp-content/uploads/2025/09/google_preferred_source_badge_light@2x.png 676w, https://www.androidauthority.com/wp-content/uploads/2025/09/google_preferred_source_badge_light@2x-64w-20h.png 64w" alt="google preferred source badge light@2x" src="https://www.androidauthority.com/wp-content/uploads/2025/09/google_preferred_source_badge_light@2x.png"/><img class="e_jg" decoding="async" loading="lazy" sizes="9.375rem" title="google preferred source badge dark@2x" srcset="https://www.androidauthority.com/wp-content/uploads/2025/09/google_preferred_source_badge_dark@2x.png 676w, https://www.androidauthority.com/wp-content/uploads/2025/09/google_preferred_source_badge_dark@2x-64w-20h.png 64w" alt="google preferred source badge dark@2x" src="https://www.androidauthority.com/wp-content/uploads/2025/09/google_preferred_source_badge_dark@2x.png"/> Apart from my exercise, Gemini additionally fully forgot my weight-reduction plan plan. It was effectively thought out and detailed, containing the precise energy for every day together with the protein depend. When requested to point out it to me, the chatbot simply made one up. What’s worse, it even forgot that I’m a vegetarian and listed a meal plan stuffed with rooster and different meats.

Prompting it to try to pull up the right data didn’t get me anyplace. At one level, Gemini began asking me about my weight-reduction plan, together with the caloric and protein depend I deliberate to eat, so it may log it in its reminiscence. I imply, if I remembered the entire thing by coronary heart, I wouldn’t want Gemini within the first place.

The AI’s forgetfulness didn’t finish there. Gemini didn’t know what number of weeks I’ve been coaching for and pulled up the mistaken physique measurements once I requested it. Truthfully, the entire thing turned out to be a catastrophe, and I used to be prepared to name it quits.

It was only a matter of time

<img class="e_jg" decoding="async" loading="lazy" sizes="(min-width: 64rem) 51.25rem, 80vw" title="Pixel Watch 4 Gemini" srcset="https://www.androidauthority.com/wp-content/uploads/2025/10/Pixel-Watch-4-Gemini-scaled.jpg 2560w, https://www.androidauthority.com/wp-content/uploads/2025/10/Pixel-Watch-4-Gemini-scaled-64w-36h.jpg 64w, https://www.androidauthority.com/wp-content/uploads/2025/10/Pixel-Watch-4-Gemini-scaled-1000w-563h.jpg 1000w, https://www.androidauthority.com/wp-content/uploads/2025/10/Pixel-Watch-4-Gemini-scaled-1920w-1080h.jpg 1920w, https://www.androidauthority.com/wp-content/uploads/2025/10/Pixel-Watch-4-Gemini-scaled-1536w-864h.jpg 1536w, https://www.androidauthority.com/wp-content/uploads/2025/10/Pixel-Watch-4-Gemini-scaled-675w-380h.jpg 675w, https://www.androidauthority.com/wp-content/uploads/2025/10/Pixel-Watch-4-Gemini-scaled-300w-170h.jpg 300w, https://www.androidauthority.com/wp-content/uploads/2025/10/Pixel-Watch-4-Gemini-scaled-1280w-720h.jpg 1280w, https://www.androidauthority.com/wp-content/uploads/2025/10/Pixel-Watch-4-Gemini-scaled-840w-472h.jpg 840w" alt="A Pixel Watch 4 displays Gemini." src="https://www.androidauthority.com/wp-content/uploads/2025/10/Pixel-Watch-4-Gemini-scaled.jpg"/> Kaitlyn Cimino / Android Authority

There's a cause for this conduct, and it's a frequent concern amongst chatbots — so it isn’t remoted to simply Gemini. In easy phrases, each AI chatbot has what’s referred to as a context window, which acts as its short-term reminiscence. This window has a restrict on the variety of tokens it might probably maintain at any given second. A token is usually a entire phrase, a part of a phrase, or perhaps a punctuation mark. On common, 1,000 tokens equals round 700 phrases.

As quickly as you attain the token restrict of the context window, previous info is discarded to make room for brand spanking new enter. This implies Gemini forgets earlier particulars as soon as they go away its context window. Sadly, as a substitute of admitting it doesn’t know or have entry to the requested data, it typically begins hallucinating — making issues as much as fill the gaps.

The principle downside with tokens is visibility: as a Gemini consumer, I can’t see what number of I’ve used. I typically have to attend till I run into points with forgetfulness to understand I’ve hit the restrict.

The 'misplaced within the center' impact contributes to Gemini's forgetfulness.

There are different points that contribute to Gemini’s forgetfulness, such because the “misplaced within the center” impact. This refers back to the tendency of AI fashions to focus extra on info on the very starting and finish of a dialog, typically dropping monitor of particulars buried within the center. This turns into particularly obvious throughout lengthy conversations with lots of advanced info.

There’s an answer (form of)

<img class="e_jg" decoding="async" loading="lazy" sizes="(min-width: 64rem) 51.25rem, 80vw" title="gemini logo november 2025 2" srcset="https://www.androidauthority.com/wp-content/uploads/2025/11/gemini-logo-november-2025-2-scaled.jpg 2560w, https://www.androidauthority.com/wp-content/uploads/2025/11/gemini-logo-november-2025-2-64w-36h.jpg 64w, https://www.androidauthority.com/wp-content/uploads/2025/11/gemini-logo-november-2025-2-1000w-562h.jpg 1000w, https://www.androidauthority.com/wp-content/uploads/2025/11/gemini-logo-november-2025-2-1920w-1080h.jpg 1920w, https://www.androidauthority.com/wp-content/uploads/2025/11/gemini-logo-november-2025-2-1536w-864h.jpg 1536w, https://www.androidauthority.com/wp-content/uploads/2025/11/gemini-logo-november-2025-2-675w-380h.jpg 675w, https://www.androidauthority.com/wp-content/uploads/2025/11/gemini-logo-november-2025-2-300w-170h.jpg 300w, https://www.androidauthority.com/wp-content/uploads/2025/11/gemini-logo-november-2025-2-1280w-720h.jpg 1280w, https://www.androidauthority.com/wp-content/uploads/2025/11/gemini-logo-november-2025-2-840w-472h.jpg 840w" alt="Gemini logo on an Android phone." src="https://www.androidauthority.com/wp-content/uploads/2025/11/gemini-logo-november-2025-2-scaled.jpg"/> Joe Maring / Android Authority

The answer is way from supreme, however not less than it’s a path ahead. I needed to begin a brand new chat and go away the previous one — together with months of worthwhile knowledge — behind. Nonetheless, I’m altering my technique for this new thread.

As an alternative of going again by way of the lengthy course of of getting the AI assist me construct a plan from scratch, I mined my previous chat for all of the very important particulars and fed them into the brand new one to get Gemini in control. However I spotted there’s a a lot smarter manner to do that than simply pasting textual content: storing all the pieces in a Google Doc.

I’m now preserving all my important knowledge in a devoted file, together with:

My precise coaching and weight-reduction plan plans. Each measurement I’ve taken all through my health journey. Progress footage and historic knowledge. My long-term objectives and basic imaginative and prescient.

This manner, if I hit a token restrict or Gemini randomly begins forgetting issues, I can merely reshare the hyperlink to the doc to refresh its reminiscence. It additionally offers me with the good thing about having a clear and arranged view of my very own knowledge.

If I ever hit one other roadblock the place the AI turns into a supply of frustration, I can begin contemporary in a matter of seconds by pointing a brand new chat towards that Doc. Truthfully, I ought to have performed this from the very starting, however I used to be so desperate to get began and didn’t notice I'd hit these limits so shortly. Lesson realized.