Cardiovascular Health

Teresa Vezza et al. (2024) · Nutrients

This randomized trial with 66 healthy volunteers explored whether a daily capsule combining garlic powder and a concentrated onion extract lowers LDL cholesterol, the "bad" cholesterol that builds up in artery walls and drives heart and blood vessel disease. Medicines such as statins are usually kept for people with clearly raised LDL cholesterol or several risk factors, so people with slight elevations are generally pointed toward diet and lifestyle changes. Garlic and onion contain organosulfur compounds (sulfur-rich plant chemicals), which the authors say are linked to cholesterol-lowering, antioxidant and anti-inflammatory effects. To the authors' knowledge, human research had mostly looked at garlic alone, and none had combined the two plants in one capsule. Volunteers living in Granada, Spain, with LDL cholesterol between 100 and 190 mg/dL were split at random into two groups of 33. One group took a capsule called Aliocare daily with lunch, holding 86 mg of onion extract and 14 mg of garlic powder, and the other took an identical-looking placebo of plain cellulose. Neither participants nor researchers knew who received which. Blood samples and blood pressure were checked at the start and after 2, 4 and 8 weeks, including markers of oxidation and inflammation, liver and kidney function. After 8 weeks, LDL cholesterol was 6% lower in the capsule group (4% lower at 4 weeks), and total cholesterol about 6% lower. Among those starting above 110 mg/dL, LDL cholesterol dropped 12% by week 8. Triglycerides (blood fats) also fell, while good HDL cholesterol stayed unchanged and glucose did not differ. Oxidized LDL, a form of LDL damaged by oxidation and linked to artery disease, fell about 32% by week 8. Blood pressure was about 5% lower, and no adverse events were reported, with liver and kidney tests staying in the normal range. Compliance exceeded 95%, and participants did not guess their group assignment. Interleukin-6, an inflammation marker, tended to fall with the capsule without reaching significance, and malondialdehyde, another oxidation marker, did not differ. The authors conclude the capsule was safe and improved several heart-related measures, and they suggest garlic and onion may act together, though the study did not test each plant separately. They state plainly that the volunteers were mostly young with LDL cholesterol at the low end of the range, the pandemic limited recruitment, the sample was small and the 8-week duration short. The authors add that recruiting under different conditions would likely have produced higher baseline values and more robust results. They plan larger, longer studies in people with higher LDL cholesterol.

Genxiang Mao et al. (2017) · International journal of environmental research and public health

This study asked whether older adults with chronic heart failure (CHF) — a serious condition where the heart struggles to pump blood effectively — might benefit from a short forest retreat. Thirty-six CHF patients aged 65 to 80 from Hangzhou, China, were split into two groups: most went on a 4-day trip to a forest park, while a smaller group stayed in an urban area, under otherwise matched conditions (food, activity, lodging). Both groups walked outdoors twice a day for about 90 minutes at a gentle, unhurried pace — safe enough that a nurse and doctor accompanied the walks — and avoided smoking, alcohol, and caffeine throughout the trip. Blood was drawn before and after to check heart-failure markers, blood vessel and hormone factors related to heart disease, inflammation, and antioxidant status, and everyone completed a standard mood questionnaire (POMS) before and after. After the forest trip, participants had a significantly lower level of BNP, a key blood marker doctors use to gauge heart-failure severity, compared with both their own starting level and the city group — whose BNP didn't change. The forest group also had lower endothelin-1 (a blood-vessel-constricting hormone linked to heart disease) and lower interleukin-6 (an inflammation marker) than the city group, along with signs of less oxidative cell damage. Mood improved significantly in the forest group too — less tension, depression, anger, and confusion — while the city group's mood stayed about the same. The forest site's air was dramatically cleaner: about 30 times more of the negative ions associated with fresher air, and a small fraction of the fine-particle pollution found in the city. These early results suggest that even a short, four-day forest trip may offer measurable benefits in people living with heart failure — studied as a complement to regular medical care, not a replacement for it. The study was small (33 people finished it) and short, tested in only one season, and can't fully separate the effect of the forest itself from other differences like travel, group size, or simply a change of routine. Larger, longer trials are needed before forest bathing becomes a standard recommendation for heart failure patients.

Urooj Ali et al. (2023) · Phytochemistry reviews : proceedings of the Phytochemical Society of Europe

This literature review explores Chimaphila umbellata, commonly called Pipsissewa or prince's pine, a small evergreen shrub in the Ericaceae (heath) family found across the cool temperate Northern Hemisphere. The review draws on nearly two centuries of phytochemistry research, starting with the 1892 discovery of chimaphilin — the compound that gave the plant's genus its name and remains its most characteristic chemical marker. Pipsissewa has a long history as both a traditional folk remedy and a homeopathic preparation, and this review asks what current phytochemical and biotechnological research says about the plant, what challenges stand in the way of studying and cultivating it further, and where research should go next. Rather than testing an intervention on participants, this is a narrative synthesis of previously published phytochemistry and biotechnology research on Pipsissewa. The authors trace historical findings (starting with the 1892 study isolating chimaphilin), catalog the plant's known chemical constituents, and summarize more recent studies — cited but not re-analyzed here — that tested the plant's extracts against tuberculosis bacteria, breast cancer cells in a lab dish, and cardiovascular-disease-related activity. The review identifies chimaphilin, arbutin, sitosterol, ursolic acid, and the essential oil methyl salicylate as Pipsissewa's key bioactive compounds, concentrated mainly in the leaves and roots (chimaphilin production drops to nothing in the fruit). Traditionally, the leaves have been brewed as teas or applied topically for urinary tract discomfort, bladder stones, fluid retention, epilepsy, anxiety, muscle spasms, chronic rheumatism, and skin sores, while the whole plant is used homeopathically as a fast-assimilating mother tincture. The review cites — without providing the original statistics — recent laboratory studies reporting antitubercular activity, an antiproliferative (cell-growth-slowing) effect on MCF-7 breast cancer cells, and cardiovascular-related activity. It also flags a real caution: long-term or excessive use has been linked to tinnitus (ringing in the ears), confusion, vomiting, and seizures. A major practical obstacle the review raises is that Pipsissewa is difficult to grow outside its natural habitat (it needs full shade early on, then partial shade) and its wild populations carry conservation concerns. Practically, the review recommends biotechnology and computational (bioinformatics) approaches — better lab-culture methods, nanoparticle delivery research, and pathway-mapping software — to responsibly scale up Pipsissewa's medicinal potential without over-harvesting wild plants. The clearest limitation is that this is a synthesis of other researchers' work, not new experimental data: none of the traditional uses or the cited tuberculosis, cancer-cell, or cardiovascular findings come with statistics reported in this paper itself, so they should be read as promising leads for future study rather than established clinical evidence.

Saylee Deshmukh et al. (2025) · Frontiers in pharmacology

This systematic review and meta-analysis examined whether Ayurvedic treatments — herbs, traditional formulations, and purification procedures — can genuinely lower blood pressure in essential hypertension, the symptomless condition that drives much of the world's heart disease and stroke. Researchers screened over 22,000 records from six databases, including India's AYUSH Research Portal, and included 44 studies, with ten randomized controlled trials (524 participants) providing data strong enough to pool statistically. The interventions ranged widely: single herbs like Arjuna (Terminalia arjuna, Ayurveda's principal heart remedy), Rudraksha seed powder, and Eclipta alba extract; polyherbal and herbomineral formulations; and Panchakarma purification procedures such as therapeutic purgation. Treatment durations ran from 10 days to a full year. The meta-analysis compared Ayurveda against two benchmarks — placebo and standard blood-pressure drugs — using Cochrane methods with formal risk-of-bias assessment. The pooled answer was no significant difference either way. Versus placebo, systolic pressure fell a non-significant 2.63 mmHg (95% CI −6.04 to 0.79, p=0.13); versus standard drugs the gap was essentially zero (−0.22 mmHg, p=0.47) — Ayurveda neither beat the drugs nor clearly lost to them. Heterogeneity was extreme (I² up to 98%), meaning the trials disagreed sharply: two of three placebo-controlled and five of eight drug-controlled trials individually favored Ayurveda, while others favored the comparator. Uncontrolled before-after studies showed large drops of 16–29 mmHg, but those designs cannot separate treatment effects from regression to the mean. No adverse events were reported where safety was tracked. The honest takeaway on Ayurvedic care for high blood pressure: the tradition's safety record in these studies was good and some individual trials are promising, but pooled controlled evidence does not yet show blood-pressure reductions beyond placebo or medication. Given the risks of unmanaged hypertension, the review's own conclusion is that the evidence does not yet justify Ayurvedic approaches standing in for proven treatment.

Tiffany J Barsotti et al. (2023) · Explore (New York, N.Y.)

This exploratory study investigates the effects of encountering a sacred object, specifically the Sri Yantra / Durga Stone, on human biofield responses. The significance of this research lies in its potential to bridge traditional healing practices with modern scientific understanding, particularly in the context of enhancing well-being through sacred objects. The study aims to explore how such encounters influence emotional and physical health, addressing a gap in existing literature regarding the biofield and sacred spaces. The study employed a pre-post single group design with a sample size of 17 participants, aged 38 to 79, consisting of 12 women and 5 men, all of whom provided informed consent. Participants engaged with the sacred object by placing their hand on the Sri Yantra / Durga Stone for up to 3 minutes, optionally reciting a mantra. Outcomes were measured using a Bio-Well device, which assessed emotional pressure, energy levels, and readings from various organ systems before and after the encounter. The intervention was conducted at the Sri Narayani Golden Temple in Vellore, India, with no specific treatment provided beyond the encounter itself. Results indicated a significant increase in the overall Bio-Well energy state, with baseline levels of 53.78 significantly lower than pre-exposure levels of 60.54 (p = 0.005) and post-exposure levels of 66.78 (p < 0.001). Significant changes were also observed in cardiovascular (F(2,32) = 11.441, p < 0.001) and endocrine system assessments (F(2,32) = 10.34, p = 0.001). However, emotional pressure and left/right symmetry measures did not show significant changes (p = 0.017 and p = 0.156, respectively). Participants reported enhanced feelings of energy, emotional balance, and a sense of peace, with no adverse events noted during the study. The findings suggest that exposure to sacred objects may enhance emotional and physical well-being, indicating potential therapeutic applications in clinical settings. However, the study's limitations include the absence of a control group and the short duration of exposure, which may affect the validity and generalizability of the results. Practitioners may consider incorporating similar interventions into therapeutic practices to explore their benefits further. Future research should include control conditions and longer engagement times with sacred objects to better assess their effects on the human biofield and overall health.

James R Kneller (2025) · Cureus

This case report followed one patient whose pacemaker surgery left a large pocket hematoma — a collection of blood at the implant site that usually resolves slowly and raises infection risk. The treating cardiologist added wearable "phototherapy" patches (LifeWave products such as X39), small adhesive discs claimed to reflect the body's own infrared light back into tissue, some placed over acupuncture points (specific body locations used in Traditional Chinese Medicine). Because this is a single case, there was no comparison group. Instead, the author asked experts how long such a hematoma would normally take to resolve and compared the patient's course against that survey: the hematoma cleared roughly six times faster than expected, a collapsed-lung complication also resolved quickly, and the patient reported side benefits like less arthritis pain and better sleep. The mechanism claims come mostly from manufacturer-linked sources — that the patches raise a regenerative peptide (GHK), boost carnosine (a molecule supporting cellular energy), or raise glutathione (a major antioxidant) by 300%. None of that was independently verified here, and the report itself says the products have not been evaluated by the US FDA and are not intended to treat medical conditions. The honest reading: an interesting anecdote, correctly labeled hypothesis-generating by its own author. One patient, no controls, a survey as the comparator, and commercial products with unverified mechanisms — this sits at the lowest tier of evidence and supports no treatment decision. It earns a place in the library only as documentation of an emerging device claim that future controlled studies would need to test.

Shamini Jain et al. (2015) · Global advances in health and medicine

This study explores the concepts of consciousness and subtle energy within Indo-Tibetan philosophical and medical systems, aiming to enhance cross-cultural dialogue on the biofield. By examining the similarities and differences among Vedic, Jain, and Tibetan traditions, the research seeks to inform contemporary biofield science and improve understanding of health and healing practices. The integration of traditional knowledge with modern scientific methods is emphasized as a means to bridge the gap between ancient wisdom and contemporary health sciences. The study employs a descriptive analysis to investigate the relationship between ancient Indo-Tibetan systems and modern biofield science. It does not involve a specific intervention or treatment but rather focuses on the philosophical concepts related to consciousness and subtle energy. The research highlights the importance of introspective inquiry in these ancient systems, paralleling modern scientific findings in health and wellness. The objective is to foster deeper cross-cultural dialogue and enhance understanding of biofields through the exploration of these traditional concepts. The findings indicate that there are significant similarities and differences in the understanding of biofields across the three traditions studied. The authors suggest that integrating traditional diagnostic methods with contemporary biomarkers could inform treatment options and improve health outcomes. However, limitations include the need for more empirical studies to validate the proposed connections and the challenges of integrating diverse methodologies. The study aligns with previous research that has explored genetic and metabolic differences associated with traditional medicine systems, suggesting a valuable intersection between traditional and modern approaches. The implications of this research are significant for practitioners and researchers in health and healing. By incorporating holistic approaches and traditional diagnostic methods alongside modern biomarkers, practitioners may enhance health assessments and treatment options. Key limitations include the necessity for empirical validation of the proposed links and the challenges in integrating methodologies from Eastern and Western perspectives. Future research should focus on empirical investigations of biofield practices and their effects on health outcomes, particularly regarding the mechanisms of subtle energy interactions.